214631630 has 48 divisors (see below), whose sum is σ = 428375520. Its totient is φ = 77265408.

The previous prime is 214631629. The next prime is 214631663. The reversal of 214631630 is 36136412.

It is a self number, because there is not a number n which added to its sum of digits gives 214631630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64856 + ... + 68084.

It is an arithmetic number, because the mean of its divisors is an integer number (8924490).

Almost surely, 2^214631630 is an apocalyptic number.

214631630 is a deficient number, since it is larger than the sum of its proper divisors (213743890).

214631630 is a wasteful number, since it uses less digits than its factorization.

214631630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293 (or 3276 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 214631630 is about 14650.3116007817. The cubic root of 214631630 is about 598.7303057636.

The spelling of 214631630 in words is "two hundred fourteen million, six hundred thirty-one thousand, six hundred thirty".