40266450 has 96 divisors (see below), whose sum is σ = 126837120. Its totient is φ = 9201600.

The previous prime is 40266449. The next prime is 40266461. The reversal of 40266450 is 5466204.

It is a happy number.

40266450 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 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 47 ways as a sum of consecutive naturals, for example, 7320 + ... + 11580.

It is an arithmetic number, because the mean of its divisors is an integer number (1321220).

Almost surely, 2^40266450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40266450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63418560).

40266450 is an abundant number, since it is smaller than the sum of its proper divisors (86570670).

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

40266450 is a wasteful number, since it uses less digits than its factorization.

40266450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40266450 is about 6345.5850794076. The cubic root of 40266450 is about 342.7528812441.

The spelling of 40266450 in words is "forty million, two hundred sixty-six thousand, four hundred fifty".