312114402 has 24 divisors (see below), whose sum is σ = 679086720. Its totient is φ = 103601400.

The previous prime is 312114391. The next prime is 312114469. The reversal of 312114402 is 204411213.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31974 + ... + 40577.

It is an arithmetic number, because the mean of its divisors is an integer number (28295280).

Almost surely, 2^312114402 is an apocalyptic number.

312114402 is an abundant number, since it is smaller than the sum of its proper divisors (366972318).

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

312114402 is a wasteful number, since it uses less digits than its factorization.

312114402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72798 (or 72795 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 312114402 is about 17666.7598047859. The cubic root of 312114402 is about 678.3251762017.

Adding to 312114402 its reverse (204411213), we get a palindrome (516525615).

The spelling of 312114402 in words is "three hundred twelve million, one hundred fourteen thousand, four hundred two".