40856576 has 44 divisors (see below), whose sum is σ = 86514408. Its totient is φ = 19218432.

The previous prime is 40856549. The next prime is 40856591. The reversal of 40856576 is 67565804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16235 + ... + 18581.

Almost surely, 2^40856576 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 40856576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43257204).

40856576 is an abundant number, since it is smaller than the sum of its proper divisors (45657832).

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

40856576 is a wasteful number, since it uses less digits than its factorization.

40856576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2384 (or 2366 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 40856576 is about 6391.9148930504. The cubic root of 40856576 is about 344.4191753305.

The spelling of 40856576 in words is "forty million, eight hundred fifty-six thousand, five hundred seventy-six".