863563052 has 12 divisors (see below), whose sum is σ = 1648620456. Its totient is φ = 392528640.

The previous prime is 863563027. The next prime is 863563097. The reversal of 863563052 is 250365368.

It is a happy number.

It is a super-2 number, since 2×863563052² = 1491482289559109408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 863562997 and 863563015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9813173 + ... + 9813260.

It is an arithmetic number, because the mean of its divisors is an integer number (137385038).

Almost surely, 2^863563052 is an apocalyptic number.

It is an amenable number.

863563052 is a deficient number, since it is larger than the sum of its proper divisors (785057404).

863563052 is a wasteful number, since it uses less digits than its factorization.

863563052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19626448 (or 19626446 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 863563052 is about 29386.4433370219. The cubic root of 863563052 is about 952.2800458398.

The spelling of 863563052 in words is "eight hundred sixty-three million, five hundred sixty-three thousand, fifty-two".