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40474026 = 233977727
BaseRepresentation
bin1001101001100…
…1010110101010
32211011021221000
42122121112222
540330132101
64003255430
71001011035
oct232312652
984137830
1040474026
112093480a
121167a576
138501538
14553801c
153847486
hex26995aa

40474026 has 32 divisors (see below), whose sum is σ = 90881280. Its totient is φ = 13350528.

The previous prime is 40473949. The next prime is 40474067. The reversal of 40474026 is 62047404.

40474026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1375 + ... + 9101.

It is an arithmetic number, because the mean of its divisors is an integer number (2840040).

Almost surely, 240474026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40474026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45440640).

40474026 is an abundant number, since it is smaller than the sum of its proper divisors (50407254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40474026 is a wasteful number, since it uses less digits than its factorization.

40474026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835 (or 7829 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 40474026 is about 6361.9199932096. The cubic root of 40474026 is about 343.3408427260.

The spelling of 40474026 in words is "forty million, four hundred seventy-four thousand, twenty-six".

Divisors: 1 2 3 6 9 18 27 54 97 194 291 582 873 1746 2619 5238 7727 15454 23181 46362 69543 139086 208629 417258 749519 1499038 2248557 4497114 6745671 13491342 20237013 40474026