72873562 has 8 divisors (see below), whose sum is σ = 111852576. Its totient is φ = 35589372.

The previous prime is 72873557. The next prime is 72873571. The reversal of 72873562 is 26537827.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 423598 + ... + 423769.

It is an arithmetic number, because the mean of its divisors is an integer number (13981572).

Almost surely, 2^72873562 is an apocalyptic number.

72873562 is a deficient number, since it is larger than the sum of its proper divisors (38979014).

72873562 is a wasteful number, since it uses less digits than its factorization.

72873562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847412.

The product of its digits is 141120, while the sum is 40.

The square root of 72873562 is about 8536.6013143405. The cubic root of 72873562 is about 417.6924891967.

The spelling of 72873562 in words is "seventy-two million, eight hundred seventy-three thousand, five hundred sixty-two".