513264424 has 16 divisors (see below), whose sum is σ = 973185300. Its totient is φ = 253748352.

The previous prime is 513264377. The next prime is 513264439. The reversal of 513264424 is 424462315.

It can be written as a sum of positive squares in 2 ways, for example, as 493639524 + 19624900 = 22218^2 + 4430^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359727 + ... + 361150.

Almost surely, 2^513264424 is an apocalyptic number.

It is an amenable number.

513264424 is a deficient number, since it is larger than the sum of its proper divisors (459920876).

513264424 is a wasteful number, since it uses less digits than its factorization.

513264424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720972 (or 720968 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 513264424 is about 22655.3398562017. The cubic root of 513264424 is about 800.6580127922.

The spelling of 513264424 in words is "five hundred thirteen million, two hundred sixty-four thousand, four hundred twenty-four".