311416972 has 6 divisors (see below), whose sum is σ = 544979708. Its totient is φ = 155708484.

The previous prime is 311416969. The next prime is 311416981. The reversal of 311416972 is 279614113.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38927118 + ... + 38927125.

Almost surely, 2^311416972 is an apocalyptic number.

It is an amenable number.

311416972 is a deficient number, since it is larger than the sum of its proper divisors (233562736).

311416972 is a wasteful number, since it uses less digits than its factorization.

311416972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77854247 (or 77854245 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 311416972 is about 17647.0102850313. The cubic root of 311416972 is about 677.8195526901.

The spelling of 311416972 in words is "three hundred eleven million, four hundred sixteen thousand, nine hundred seventy-two".