812088452 has 24 divisors (see below), whose sum is σ = 1632691200. Its totient is φ = 346213440.

The previous prime is 812088391. The next prime is 812088491. The reversal of 812088452 is 254880218.

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, 70577 + ... + 81272.

It is an arithmetic number, because the mean of its divisors is an integer number (68028800).

Almost surely, 2^812088452 is an apocalyptic number.

It is an amenable number.

812088452 is an abundant number, since it is smaller than the sum of its proper divisors (820602748).

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

812088452 is a wasteful number, since it uses less digits than its factorization.

812088452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152051 (or 152049 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 812088452 is about 28497.1656836255. The cubic root of 812088452 is about 932.9702131088.

The spelling of 812088452 in words is "eight hundred twelve million, eighty-eight thousand, four hundred fifty-two".