40459056 has 160 divisors (see below), whose sum is σ = 124396800. Its totient is φ = 11197440.

The previous prime is 40459051. The next prime is 40459063. The reversal of 40459056 is 65095404.

It is a super-2 number, since 2×40459056² = 3273870424822272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40459051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371130 + ... + 371238.

It is an arithmetic number, because the mean of its divisors is an integer number (777480).

Almost surely, 2^40459056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40459056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62198400).

40459056 is an abundant number, since it is smaller than the sum of its proper divisors (83937744).

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

40459056 is a wasteful number, since it uses less digits than its factorization.

40459056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 40459056 is about 6360.7433527851. The cubic root of 40459056 is about 343.2985073755.

The spelling of 40459056 in words is "forty million, four hundred fifty-nine thousand, fifty-six".