40818552 has 32 divisors (see below), whose sum is σ = 102833280. Its totient is φ = 13501280.

The previous prime is 40818523. The next prime is 40818671. The reversal of 40818552 is 25581804.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3348 + ... + 9635.

It is an arithmetic number, because the mean of its divisors is an integer number (3213540).

Almost surely, 2^40818552 is an apocalyptic number.

It is an amenable number.

40818552 is an abundant number, since it is smaller than the sum of its proper divisors (62014728).

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

40818552 is a wasteful number, since it uses less digits than its factorization.

40818552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13123 (or 13119 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 40818552 is about 6388.9398181545. The cubic root of 40818552 is about 344.3122952731.

The spelling of 40818552 in words is "forty million, eight hundred eighteen thousand, five hundred fifty-two".