214682631 has 16 divisors (see below), whose sum is σ = 290241504. Its totient is φ = 141133824.

The previous prime is 214682623. The next prime is 214682639. The reversal of 214682631 is 136286412.

214682631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (214682623) and next prime (214682639).

It is not a de Polignac number, because 214682631 - 2³ = 214682623 is a prime.

It is a super-2 number, since 2×214682631² = 92177264106164322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214682592 and 214682601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214682639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89905 + ... + 92261.

It is an arithmetic number, because the mean of its divisors is an integer number (18140094).

Almost surely, 2^214682631 is an apocalyptic number.

214682631 is a deficient number, since it is larger than the sum of its proper divisors (75558873).

214682631 is a wasteful number, since it uses less digits than its factorization.

214682631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770.

The product of its digits is 13824, while the sum is 33.

The square root of 214682631 is about 14652.0521088344. The cubic root of 214682631 is about 598.7777256554. Note that the first 4 decimals are identical.

The spelling of 214682631 in words is "two hundred fourteen million, six hundred eighty-two thousand, six hundred thirty-one".