513475 has 24 divisors (see below), whose sum is σ = 714240. Its totient is φ = 364320.

The previous prime is 513473. The next prime is 513479. The reversal of 513475 is 574315.

It is not a de Polignac number, because 513475 - 2¹ = 513473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 513475.

It is not an unprimeable number, because it can be changed into a prime (513473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10902 + ... + 10948.

It is an arithmetic number, because the mean of its divisors is an integer number (29760).

2⁵¹³⁴⁷⁵ is an apocalyptic number.

513475 is a deficient number, since it is larger than the sum of its proper divisors (200765).

513475 is a wasteful number, since it uses less digits than its factorization.

513475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 94 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 513475 is about 716.5716991341. The cubic root of 513475 is about 80.0767492625.

The spelling of 513475 in words is "five hundred thirteen thousand, four hundred seventy-five".