653247372 has 48 divisors (see below), whose sum is σ = 1617084000. Its totient is φ = 204536832.

The previous prime is 653247347. The next prime is 653247377. The reversal of 653247372 is 273742356.

It is a self number, because there is not a number n which added to its sum of digits gives 653247372.

It is not an unprimeable number, because it can be changed into a prime (653247377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110754 + ... + 116502.

It is an arithmetic number, because the mean of its divisors is an integer number (33689250).

Almost surely, 2^653247372 is an apocalyptic number.

It is an amenable number.

653247372 is an abundant number, since it is smaller than the sum of its proper divisors (963836628).

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

653247372 is a wasteful number, since it uses less digits than its factorization.

653247372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6330 (or 6328 counting only the distinct ones).

The product of its digits is 211680, while the sum is 39.

The square root of 653247372 is about 25558.7044272592. The cubic root of 653247372 is about 867.6792740751.

The spelling of 653247372 in words is "six hundred fifty-three million, two hundred forty-seven thousand, three hundred seventy-two".