314515738 has 4 divisors (see below), whose sum is σ = 471773610. Its totient is φ = 157257868.

The previous prime is 314515687. The next prime is 314515741. The reversal of 314515738 is 837515413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837515413 = 7 ⋅119645059.

It can be written as a sum of positive squares in only one way, i.e., 235714609 + 78801129 = 15353^2 + 8877^2 .

It is a super-3 number, since 3×314515738³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 314515697 and 314515706.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78628933 + ... + 78628936.

Almost surely, 2^314515738 is an apocalyptic number.

314515738 is a deficient number, since it is larger than the sum of its proper divisors (157257872).

314515738 is a wasteful number, since it uses less digits than its factorization.

314515738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157257871.

The product of its digits is 50400, while the sum is 37.

The square root of 314515738 is about 17734.5915656380. The cubic root of 314515738 is about 680.0603594057.

The spelling of 314515738 in words is "three hundred fourteen million, five hundred fifteen thousand, seven hundred thirty-eight".