314720187 has 16 divisors (see below), whose sum is σ = 431545632. Its totient is φ = 203869440.

The previous prime is 314720179. The next prime is 314720191. The reversal of 314720187 is 781027413.

It is a happy number.

It is not a de Polignac number, because 314720187 - 2³ = 314720179 is a prime.

It is a super-2 number, since 2×314720187² = 198097592210629938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (314720177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111943 + ... + 114719.

It is an arithmetic number, because the mean of its divisors is an integer number (26971602).

Almost surely, 2^314720187 is an apocalyptic number.

314720187 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

314720187 is a deficient number, since it is larger than the sum of its proper divisors (116825445).

314720187 is a wasteful number, since it uses less digits than its factorization.

314720187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 314720187 is about 17740.3547596997. The cubic root of 314720187 is about 680.2076838240.

The spelling of 314720187 in words is "three hundred fourteen million, seven hundred twenty thousand, one hundred eighty-seven".