40572532 has 48 divisors (see below), whose sum is σ = 95340672. Its totient is φ = 14590080.

The previous prime is 40572527. The next prime is 40572541. The reversal of 40572532 is 23527504.

40572532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40572532² = 3292260705782048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 40572532.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1063 + ... + 9070.

It is an arithmetic number, because the mean of its divisors is an integer number (1986264).

Almost surely, 2^40572532 is an apocalyptic number.

It is an amenable number.

40572532 is an abundant number, since it is smaller than the sum of its proper divisors (54768140).

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

40572532 is a wasteful number, since it uses less digits than its factorization.

40572532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10168 (or 10166 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 40572532 is about 6369.6571336297. The cubic root of 40572532 is about 343.6191589317.

The spelling of 40572532 in words is "forty million, five hundred seventy-two thousand, five hundred thirty-two".