863629532 has 12 divisors (see below), whose sum is σ = 1517953080. Its totient is φ = 429928656.

The previous prime is 863629517. The next prime is 863629537. The reversal of 863629532 is 235926368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863629537) 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, 470498 + ... + 472329.

It is an arithmetic number, because the mean of its divisors is an integer number (126496090).

Almost surely, 2^863629532 is an apocalyptic number.

It is an amenable number.

863629532 is a deficient number, since it is larger than the sum of its proper divisors (654323548).

863629532 is a wasteful number, since it uses less digits than its factorization.

863629532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943060 (or 943058 counting only the distinct ones).

The product of its digits is 466560, while the sum is 44.

The square root of 863629532 is about 29387.5744490763. The cubic root of 863629532 is about 952.3044817907.

The spelling of 863629532 in words is "eight hundred sixty-three million, six hundred twenty-nine thousand, five hundred thirty-two".