800554642 has 16 divisors (see below), whose sum is σ = 1216543680. Its totient is φ = 395068752.

The previous prime is 800554631. The next prime is 800554649. The reversal of 800554642 is 246455008.

It is a junction number, because it is equal to n+sod(n) for n = 800554598 and 800554607.

It is not an unprimeable number, because it can be changed into a prime (800554649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50353 + ... + 64315.

It is an arithmetic number, because the mean of its divisors is an integer number (76033980).

Almost surely, 2^800554642 is an apocalyptic number.

800554642 is a deficient number, since it is larger than the sum of its proper divisors (415989038).

800554642 is a wasteful number, since it uses less digits than its factorization.

800554642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14337.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 800554642 is about 28294.0743266148. The cubic root of 800554642 is about 928.5322521719.

The spelling of 800554642 in words is "eight hundred million, five hundred fifty-four thousand, six hundred forty-two".