312378376 has 16 divisors (see below), whose sum is σ = 585896940. Its totient is φ = 156139200.

The previous prime is 312378371. The next prime is 312378421. The reversal of 312378376 is 673873213.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 312370276 + 8100 = 17674^2 + 90^2 .

It is not an unprimeable number, because it can be changed into a prime (312378371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46426 + ... + 52726.

Almost surely, 2^312378376 is an apocalyptic number.

It is an amenable number.

312378376 is a deficient number, since it is larger than the sum of its proper divisors (273518564).

312378376 is a wasteful number, since it uses less digits than its factorization.

312378376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12504 (or 12500 counting only the distinct ones).

The product of its digits is 127008, while the sum is 40.

The square root of 312378376 is about 17674.2291486786. The cubic root of 312378376 is about 678.5163558375.

The spelling of 312378376 in words is "three hundred twelve million, three hundred seventy-eight thousand, three hundred seventy-six".