812260332 has 48 divisors (see below), whose sum is σ = 2267853280. Its totient is φ = 249925824.

The previous prime is 812260321. The next prime is 812260343. The reversal of 812260332 is 233062218.

812260332 is a `hidden beast` number, since 8 + 1 + 22 + 603 + 32 = 666.

812260332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (812260321) and next prime (812260343).

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 = 812260296 and 812260305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287863 + ... + 290670.

Almost surely, 2^812260332 is an apocalyptic number.

It is an amenable number.

812260332 is an abundant number, since it is smaller than the sum of its proper divisors (1455592948).

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

812260332 is a wasteful number, since it uses less digits than its factorization.

812260332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578559 (or 578551 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 812260332 is about 28500.1812625815. The cubic root of 812260332 is about 933.0360300806.

The spelling of 812260332 in words is "eight hundred twelve million, two hundred sixty thousand, three hundred thirty-two".