40523932 has 6 divisors (see below), whose sum is σ = 70916888. Its totient is φ = 20261964.

The previous prime is 40523929. The next prime is 40523939. The reversal of 40523932 is 23932504.

It is a self number, because there is not a number n which added to its sum of digits gives 40523932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40523939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5065488 + ... + 5065495.

Almost surely, 2^40523932 is an apocalyptic number.

It is an amenable number.

40523932 is a deficient number, since it is larger than the sum of its proper divisors (30392956).

40523932 is a wasteful number, since it uses less digits than its factorization.

40523932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10130987 (or 10130985 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 40523932 is about 6365.8410284895. The cubic root of 40523932 is about 343.4819021658.

The spelling of 40523932 in words is "forty million, five hundred twenty-three thousand, nine hundred thirty-two".