73072258 has 8 divisors (see below), whose sum is σ = 125266752. Its totient is φ = 31316676.

The previous prime is 73072247. The next prime is 73072261. The reversal of 73072258 is 85227037.

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, 2609710 + ... + 2609737.

It is an arithmetic number, because the mean of its divisors is an integer number (15658344).

Almost surely, 2^73072258 is an apocalyptic number.

73072258 is a deficient number, since it is larger than the sum of its proper divisors (52194494).

73072258 is a wasteful number, since it uses less digits than its factorization.

73072258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219456.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 73072258 is about 8548.2312790425. The cubic root of 73072258 is about 418.0717694582.

The spelling of 73072258 in words is "seventy-three million, seventy-two thousand, two hundred fifty-eight".