653795250 has 32 divisors (see below), whose sum is σ = 1631874816. Its totient is φ = 174345200.

The previous prime is 653795249. The next prime is 653795267. The reversal of 653795250 is 52597356.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 435114 + ... + 436613.

It is an arithmetic number, because the mean of its divisors is an integer number (50996088).

Almost surely, 2^653795250 is an apocalyptic number.

653795250 is an abundant number, since it is smaller than the sum of its proper divisors (978079566).

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

653795250 is a wasteful number, since it uses less digits than its factorization.

653795250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871747 (or 871737 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 42.

The square root of 653795250 is about 25569.4202124334. The cubic root of 653795250 is about 867.9217802408.

The spelling of 653795250 in words is "six hundred fifty-three million, seven hundred ninety-five thousand, two hundred fifty".