40885872 has 80 divisors (see below), whose sum is σ = 112373760. Its totient is φ = 12773376.

The previous prime is 40885861. The next prime is 40885907. The reversal of 40885872 is 27858804.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115648 + ... + 116000.

It is an arithmetic number, because the mean of its divisors is an integer number (1404672).

Almost surely, 2^40885872 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 40885872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56186880).

40885872 is an abundant number, since it is smaller than the sum of its proper divisors (71487888).

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

40885872 is a wasteful number, since it uses less digits than its factorization.

40885872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 42.

The square root of 40885872 is about 6394.2061274250. The cubic root of 40885872 is about 344.5014770016.

The spelling of 40885872 in words is "forty million, eight hundred eighty-five thousand, eight hundred seventy-two".