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40286441 = 1319211773
BaseRepresentation
bin1001100110101…
…1100011101001
32210210202121102
42121223203221
540303131231
63555251145
7666300116
oct231534351
983722542
1040286441
1120816888
12115a9ab5
138467040
1454c990d
15380bacb
hex266b8e9

40286441 has 16 divisors (see below), whose sum is σ = 45944640. Its totient is φ = 35017920.

The previous prime is 40286429. The next prime is 40286443. The reversal of 40286441 is 14468204.

It is a cyclic number.

It is not a de Polignac number, because 40286441 - 210 = 40285417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40286443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51731 + ... + 52503.

It is an arithmetic number, because the mean of its divisors is an integer number (2871540).

Almost surely, 240286441 is an apocalyptic number.

It is an amenable number.

40286441 is a deficient number, since it is larger than the sum of its proper divisors (5658199).

40286441 is a wasteful number, since it uses less digits than its factorization.

40286441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 40286441 is about 6347.1600736077. The cubic root of 40286441 is about 342.8095937945.

The spelling of 40286441 in words is "forty million, two hundred eighty-six thousand, four hundred forty-one".

Divisors: 1 13 19 211 247 773 2743 4009 10049 14687 52117 163103 190931 2120339 3098957 40286441