800442432 has 56 divisors (see below), whose sum is σ = 2353157600. Its totient is φ = 266813568.

The previous prime is 800442421. The next prime is 800442437. The reversal of 800442432 is 234244008.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 800442396 and 800442405.

It is not an unprimeable number, because it can be changed into a prime (800442437) 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, 229882 + ... + 233337.

Almost surely, 2^800442432 is an apocalyptic number.

It is an amenable number.

800442432 is an abundant number, since it is smaller than the sum of its proper divisors (1552715168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

800442432 is a wasteful number, since it uses less digits than its factorization.

800442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463240 (or 463224 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 800442432 is about 28292.0913330917. The cubic root of 800442432 is about 928.4888674705.

The spelling of 800442432 in words is "eight hundred million, four hundred forty-two thousand, four hundred thirty-two".