214632656 has 20 divisors (see below), whose sum is σ = 475258272. Its totient is φ = 91985376.

The previous prime is 214632643. The next prime is 214632661. The reversal of 214632656 is 656236412.

It is a happy number.

It is a super-2 number, since 2×214632656² = 92134354043228672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958070 + ... + 958293.

Almost surely, 2^214632656 is an apocalyptic number.

It is an amenable number.

214632656 is an abundant number, since it is smaller than the sum of its proper divisors (260625616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214632656 is a wasteful number, since it uses less digits than its factorization.

214632656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916378 (or 1916372 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 214632656 is about 14650.3466170600. The cubic root of 214632656 is about 598.7312597956.

The spelling of 214632656 in words is "two hundred fourteen million, six hundred thirty-two thousand, six hundred fifty-six".