810048432 has 40 divisors (see below), whose sum is σ = 2202765760. Its totient is φ = 255804480.

The previous prime is 810048403. The next prime is 810048457. The reversal of 810048432 is 234840018.

It is a self number, because there is not a number n which added to its sum of digits gives 810048432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443194 + ... + 445017.

It is an arithmetic number, because the mean of its divisors is an integer number (55069144).

Almost surely, 2^810048432 is an apocalyptic number.

It is an amenable number.

810048432 is an abundant number, since it is smaller than the sum of its proper divisors (1392717328).

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

810048432 is a wasteful number, since it uses less digits than its factorization.

810048432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888241 (or 888235 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 810048432 is about 28461.3497923061. The cubic root of 810048432 is about 932.1883303646.

The spelling of 810048432 in words is "eight hundred ten million, forty-eight thousand, four hundred thirty-two".