40523604 has 48 divisors (see below), whose sum is σ = 103535040. Its totient is φ = 12234240.

The previous prime is 40523579. The next prime is 40523629. The reversal of 40523604 is 40632504.

40523604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40523579) and next prime (40523629).

It is a super-2 number, since 2×40523604² = 3284324962297632, which contains 22 as substring.

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, 56802 + ... + 57510.

It is an arithmetic number, because the mean of its divisors is an integer number (2156980).

Almost surely, 2^40523604 is an apocalyptic number.

40523604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40523604 is an abundant number, since it is smaller than the sum of its proper divisors (63011436).

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

40523604 is a wasteful number, since it uses less digits than its factorization.

40523604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40523604 is about 6365.8152659341. The cubic root of 40523604 is about 343.4809754512.

Subtracting 40523604 from its reverse (40632504), we obtain a square (108900 = 330²).

The spelling of 40523604 in words is "forty million, five hundred twenty-three thousand, six hundred four".