513462720 has 56 divisors (see below), whose sum is σ = 1630247184. Its totient is φ = 136923136.

The previous prime is 513462701. The next prime is 513462731. The reversal of 513462720 is 27264315.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266469 + ... + 268388.

Almost surely, 2^513462720 is an apocalyptic number.

It is an amenable number.

513462720 is an abundant number, since it is smaller than the sum of its proper divisors (1116784464).

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

513462720 is a wasteful number, since it uses less digits than its factorization.

513462720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534877 (or 534867 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 513462720 is about 22659.7157969821. The cubic root of 513462720 is about 800.7611089951.

The spelling of 513462720 in words is "five hundred thirteen million, four hundred sixty-two thousand, seven hundred twenty".