653147572 has 48 divisors (see below), whose sum is σ = 1500065280. Its totient is φ = 241077600.

The previous prime is 653147527. The next prime is 653147639. The reversal of 653147572 is 275741356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49954 + ... + 61657.

It is an arithmetic number, because the mean of its divisors is an integer number (31251360).

Almost surely, 2^653147572 is an apocalyptic number.

It is an amenable number.

653147572 is an abundant number, since it is smaller than the sum of its proper divisors (846917708).

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

653147572 is a wasteful number, since it uses less digits than its factorization.

653147572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111652 (or 111650 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The square root of 653147572 is about 25556.7519845539. The cubic root of 653147572 is about 867.6350851989.

It can be divided in two parts, 653 and 147572, that added together give a square (148225 = 385²).

The spelling of 653147572 in words is "six hundred fifty-three million, one hundred forty-seven thousand, five hundred seventy-two".