86724274 has 16 divisors (see below), whose sum is σ = 160106688. Its totient is φ = 34308432.

The previous prime is 86724251. The next prime is 86724289. The reversal of 86724274 is 47242768.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238072 + ... + 238435.

It is an arithmetic number, because the mean of its divisors is an integer number (10006668).

Almost surely, 2^86724274 is an apocalyptic number.

86724274 is a deficient number, since it is larger than the sum of its proper divisors (73382414).

86724274 is a wasteful number, since it uses less digits than its factorization.

86724274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476529.

The product of its digits is 150528, while the sum is 40.

The square root of 86724274 is about 9312.5868586553. The cubic root of 86724274 is about 442.6361614023.

The spelling of 86724274 in words is "eighty-six million, seven hundred twenty-four thousand, two hundred seventy-four".