40523672 has 32 divisors (see below), whose sum is σ = 89834400. Its totient is φ = 16767744.

The previous prime is 40523663. The next prime is 40523683. The reversal of 40523672 is 27632504.

40523672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

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 7 ways as a sum of consecutive naturals, for example, 10853 + ... + 14100.

It is an arithmetic number, because the mean of its divisors is an integer number (2807325).

Almost surely, 2^40523672 is an apocalyptic number.

It is an amenable number.

40523672 is an abundant number, since it is smaller than the sum of its proper divisors (49310728).

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

40523672 is a wasteful number, since it uses less digits than its factorization.

40523672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24995 (or 24991 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 40523672 is about 6365.8206069603. The cubic root of 40523672 is about 343.4811675754.

The spelling of 40523672 in words is "forty million, five hundred twenty-three thousand, six hundred seventy-two".