653674725 has 48 divisors (see below), whose sum is σ = 1310005440. Its totient is φ = 316929600.

The previous prime is 653674709. The next prime is 653674729. The reversal of 653674725 is 527476356.

It is not a de Polignac number, because 653674725 - 2⁴ = 653674709 is a prime.

It is a super-2 number, since 2×653674725² = 854581292207651250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653674729) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36594 + ... + 51443.

It is an arithmetic number, because the mean of its divisors is an integer number (27291780).

Almost surely, 2^653674725 is an apocalyptic number.

It is an amenable number.

653674725 is an abundant number, since it is smaller than the sum of its proper divisors (656330715).

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

653674725 is a wasteful number, since it uses less digits than its factorization.

653674725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88067 (or 88056 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 653674725 is about 25567.0632846246. The cubic root of 653674725 is about 867.8684441231.

The spelling of 653674725 in words is "six hundred fifty-three million, six hundred seventy-four thousand, seven hundred twenty-five".