312834456 has 48 divisors (see below), whose sum is σ = 924285960. Its totient is φ = 94798080.

The previous prime is 312834451. The next prime is 312834479. The reversal of 312834456 is 654438213.

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

It is a self number, because there is not a number n which added to its sum of digits gives 312834456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312834451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196705 + ... + 198288.

Almost surely, 2^312834456 is an apocalyptic number.

312834456 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

312834456 is an abundant number, since it is smaller than the sum of its proper divisors (611451504).

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

312834456 is a wasteful number, since it uses less digits than its factorization.

312834456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395016 (or 395009 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 312834456 is about 17687.1268441203. The cubic root of 312834456 is about 678.8464120344.

The spelling of 312834456 in words is "three hundred twelve million, eight hundred thirty-four thousand, four hundred fifty-six".