653303424 has 64 divisors (see below), whose sum is σ = 1791348480. Its totient is φ = 210739200.

The previous prime is 653303383. The next prime is 653303437. The reversal of 653303424 is 424303356.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 653303391 and 653303400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15537 + ... + 39344.

It is an arithmetic number, because the mean of its divisors is an integer number (27989820).

Almost surely, 2^653303424 is an apocalyptic number.

653303424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

653303424 is an abundant number, since it is smaller than the sum of its proper divisors (1138045056).

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

653303424 is a wasteful number, since it uses less digits than its factorization.

653303424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54929 (or 54917 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 653303424 is about 25559.8009381920. The cubic root of 653303424 is about 867.7040904870.

The spelling of 653303424 in words is "six hundred fifty-three million, three hundred three thousand, four hundred twenty-four".