513469 has 4 divisors (see below), whose sum is σ = 560160. Its totient is φ = 466780.

The previous prime is 513439. The next prime is 513473. The reversal of 513469 is 964315.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 513469 - 2⁷ = 513341 is a prime.

It is a super-2 number, since 2×513469² = 527300827922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23329 + ... + 23350.

It is an arithmetic number, because the mean of its divisors is an integer number (140040).

2⁵¹³⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

513469 is a deficient number, since it is larger than the sum of its proper divisors (46691).

513469 is a wasteful number, since it uses less digits than its factorization.

513469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46690.

The product of its digits is 3240, while the sum is 28.

The square root of 513469 is about 716.5675125206. The cubic root of 513469 is about 80.0764373600.

The spelling of 513469 in words is "five hundred thirteen thousand, four hundred sixty-nine".