804532631 has 4 divisors (see below), whose sum is σ = 919465872. Its totient is φ = 689599392.

The previous prime is 804532609. The next prime is 804532643. The reversal of 804532631 is 136235408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 804532631 - 2²⁶ = 737423767 is a prime.

It is a super-2 number, since 2×804532631² = 1294545508687564322, 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 (804532231) 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, 57466610 + ... + 57466623.

It is an arithmetic number, because the mean of its divisors is an integer number (229866468).

Almost surely, 2^804532631 is an apocalyptic number.

804532631 is a deficient number, since it is larger than the sum of its proper divisors (114933241).

804532631 is a wasteful number, since it uses less digits than its factorization.

804532631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114933240.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 804532631 is about 28364.2844260172. The cubic root of 804532631 is about 930.0676834388.

The spelling of 804532631 in words is "eight hundred four million, five hundred thirty-two thousand, six hundred thirty-one".