813360528 has 50 divisors (see below), whose sum is σ = 2354105094. Its totient is φ = 271119744.

The previous prime is 813360517. The next prime is 813360551. The reversal of 813360528 is 825063318.

It can be written as a sum of positive squares in only one way, i.e., 446561424 + 366799104 = 21132^2 + 19152^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 813360492 and 813360501.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 312501 + ... + 315092.

Almost surely, 2^813360528 is an apocalyptic number.

It is an amenable number.

813360528 is an abundant number, since it is smaller than the sum of its proper divisors (1540744566).

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

813360528 is a wasteful number, since it uses less digits than its factorization.

813360528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627613 (or 627598 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 813360528 is about 28519.4762925268. The cubic root of 813360528 is about 933.4571017271.

The spelling of 813360528 in words is "eight hundred thirteen million, three hundred sixty thousand, five hundred twenty-eight".