72224674 has 16 divisors (see below), whose sum is σ = 112275000. Its totient is φ = 34804224.

The previous prime is 72224651. The next prime is 72224683. The reversal of 72224674 is 47642227.

It can be written as a sum of positive squares in 4 ways, for example, as 68641225 + 3583449 = 8285^2 + 1893^2 .

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, 57202 + ... + 58450.

Almost surely, 2^72224674 is an apocalyptic number.

72224674 is a deficient number, since it is larger than the sum of its proper divisors (40050326).

72224674 is a wasteful number, since it uses less digits than its factorization.

72224674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277.

The product of its digits is 37632, while the sum is 34.

The square root of 72224674 is about 8498.5101047184. The cubic root of 72224674 is about 416.4490382084.

The spelling of 72224674 in words is "seventy-two million, two hundred twenty-four thousand, six hundred seventy-four".