72324804 has 12 divisors (see below), whose sum is σ = 168757904. Its totient is φ = 24108264.

The previous prime is 72324799. The next prime is 72324809. The reversal of 72324804 is 40842327.

It is an interprime number because it is at equal distance from previous prime (72324799) and next prime (72324809).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (72324809) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3013522 + ... + 3013545.

Almost surely, 2^72324804 is an apocalyptic number.

It is an amenable number.

72324804 is an abundant number, since it is smaller than the sum of its proper divisors (96433100).

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

72324804 is a wasteful number, since it uses less digits than its factorization.

72324804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6027074 (or 6027072 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 72324804 is about 8504.3990969380. The cubic root of 72324804 is about 416.6413999256.

The spelling of 72324804 in words is "seventy-two million, three hundred twenty-four thousand, eight hundred four".