653240224 has 48 divisors (see below), whose sum is σ = 1582858368. Its totient is φ = 258423552.

The previous prime is 653240183. The next prime is 653240239. The reversal of 653240224 is 422042356.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 653240192 and 653240201.

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 7 ways as a sum of consecutive naturals, for example, 109252 + ... + 115075.

It is an arithmetic number, because the mean of its divisors is an integer number (32976216).

Almost surely, 2^653240224 is an apocalyptic number.

It is an amenable number.

653240224 is an abundant number, since it is smaller than the sum of its proper divisors (929618144).

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

653240224 is a wasteful number, since it uses less digits than its factorization.

653240224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224357 (or 224349 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 653240224 is about 25558.5645919328. The cubic root of 653240224 is about 867.6761092739.

The spelling of 653240224 in words is "six hundred fifty-three million, two hundred forty thousand, two hundred twenty-four".