72532084 has 12 divisors (see below), whose sum is σ = 127404900. Its totient is φ = 36130688.

The previous prime is 72532079. The next prime is 72532091. The reversal of 72532084 is 48023527.

It can be written as a sum of positive squares in 2 ways, for example, as 23251684 + 49280400 = 4822^2 + 7020^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32629 + ... + 34780.

It is an arithmetic number, because the mean of its divisors is an integer number (10617075).

Almost surely, 2^72532084 is an apocalyptic number.

It is an amenable number.

72532084 is a deficient number, since it is larger than the sum of its proper divisors (54872816).

72532084 is a wasteful number, since it uses less digits than its factorization.

72532084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67682 (or 67680 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 72532084 is about 8516.5770119221. The cubic root of 72532084 is about 417.0390461591.

The spelling of 72532084 in words is "seventy-two million, five hundred thirty-two thousand, eighty-four".