314312985 has 48 divisors (see below), whose sum is σ = 625722240. Its totient is φ = 142974720.

The previous prime is 314312981. The next prime is 314312987. The reversal of 314312985 is 589213413.

It is not a de Polignac number, because 314312985 - 2² = 314312981 is a prime.

It is a super-2 number, since 2×314312985² = 197585305079220450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (314312981) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64101 + ... + 68829.

It is an arithmetic number, because the mean of its divisors is an integer number (13035880).

Almost surely, 2^314312985 is an apocalyptic number.

314312985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

314312985 is a deficient number, since it is larger than the sum of its proper divisors (311409255).

314312985 is a wasteful number, since it uses less digits than its factorization.

314312985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958 (or 4955 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 314312985 is about 17728.8743297481. The cubic root of 314312985 is about 679.9141940461.

The spelling of 314312985 in words is "three hundred fourteen million, three hundred twelve thousand, nine hundred eighty-five".