214717825 has 12 divisors (see below), whose sum is σ = 304286080. Its totient is φ = 147234960.

The previous prime is 214717801. The next prime is 214717891. The reversal of 214717825 is 528717412.

It is not a de Polignac number, because 214717825 - 2⁵ = 214717793 is a prime.

It is a super-2 number, since 2×214717825² = 92207488745461250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 613305 + ... + 613654.

Almost surely, 2^214717825 is an apocalyptic number.

214717825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

214717825 is a deficient number, since it is larger than the sum of its proper divisors (89568255).

214717825 is a wasteful number, since it uses less digits than its factorization.

214717825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226976 (or 1226971 counting only the distinct ones).

The product of its digits is 31360, while the sum is 37.

The square root of 214717825 is about 14653.2530517971. The cubic root of 214717825 is about 598.8104440790.

The spelling of 214717825 in words is "two hundred fourteen million, seven hundred seventeen thousand, eight hundred twenty-five".