513902 has 8 divisors (see below), whose sum is σ = 774576. Its totient is φ = 255712.

The previous prime is 513899. The next prime is 513917. The reversal of 513902 is 209315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 513902.

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, 38 + ... + 1014.

It is an arithmetic number, because the mean of its divisors is an integer number (96822).

2⁵¹³⁹⁰² is an apocalyptic number.

513902 is a deficient number, since it is larger than the sum of its proper divisors (260674).

513902 is a wasteful number, since it uses less digits than its factorization.

513902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 513902 is about 716.8695836761. The cubic root of 513902 is about 80.0989400853.

The spelling of 513902 in words is "five hundred thirteen thousand, nine hundred two".