312144002 has 16 divisors (see below), whose sum is σ = 470856672. Its totient is φ = 155195040.

The previous prime is 312143999. The next prime is 312144011. The reversal of 312144002 is 200441213.

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, 505598 + ... + 506214.

It is an arithmetic number, because the mean of its divisors is an integer number (29428542).

Almost surely, 2^312144002 is an apocalyptic number.

312144002 is a deficient number, since it is larger than the sum of its proper divisors (158712670).

312144002 is a wasteful number, since it uses less digits than its factorization.

312144002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 312144002 is about 17667.5975163575. The cubic root of 312144002 is about 678.3466189701.

Adding to 312144002 its reverse (200441213), we get a palindrome (512585215).

The spelling of 312144002 in words is "three hundred twelve million, one hundred forty-four thousand, two".