653928474 has 16 divisors (see below), whose sum is σ = 1308126240. Its totient is φ = 217931280.

The previous prime is 653928427. The next prime is 653928481. The reversal of 653928474 is 474829356.

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, 34989 + ... + 50319.

It is an arithmetic number, because the mean of its divisors is an integer number (81757890).

Almost surely, 2^653928474 is an apocalyptic number.

653928474 is an abundant number, since it is smaller than the sum of its proper divisors (654197766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653928474 is a wasteful number, since it uses less digits than its factorization.

653928474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22445.

The product of its digits is 1451520, while the sum is 48.

The square root of 653928474 is about 25572.0252228876. The cubic root of 653928474 is about 867.9807284402.

The spelling of 653928474 in words is "six hundred fifty-three million, nine hundred twenty-eight thousand, four hundred seventy-four".