532630813 has 16 divisors (see below), whose sum is σ = 629056512. Its totient is φ = 444600000.

The previous prime is 532630807. The next prime is 532630831. The reversal of 532630813 is 318036235.

It is not a de Polignac number, because 532630813 - 2¹³ = 532622621 is a prime.

It is a super-3 number, since 3×532630813³ (a number of 27 digits) contains 333 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 (532630883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17563 + ... + 37063.

It is an arithmetic number, because the mean of its divisors is an integer number (39316032).

Almost surely, 2^532630813 is an apocalyptic number.

It is an amenable number.

532630813 is a deficient number, since it is larger than the sum of its proper divisors (96425699).

532630813 is a wasteful number, since it uses less digits than its factorization.

532630813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19716.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 532630813 is about 23078.7957441458. The cubic root of 532630813 is about 810.6040370715.

The spelling of 532630813 in words is "five hundred thirty-two million, six hundred thirty thousand, eight hundred thirteen".