810033072 has 20 divisors (see below), whose sum is σ = 2092585560. Its totient is φ = 270011008.

The previous prime is 810033047. The next prime is 810033139. The reversal of 810033072 is 270330018.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8437797 + ... + 8437892.

It is an arithmetic number, because the mean of its divisors is an integer number (104629278).

Almost surely, 2^810033072 is an apocalyptic number.

It is an amenable number.

810033072 is an abundant number, since it is smaller than the sum of its proper divisors (1282552488).

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

810033072 is a wasteful number, since it uses less digits than its factorization.

810033072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16875700 (or 16875694 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 810033072 is about 28461.0799514003. The cubic root of 810033072 is about 932.1824383287.

The spelling of 810033072 in words is "eight hundred ten million, thirty-three thousand, seventy-two".