214879992 has 32 divisors (see below), whose sum is σ = 537673680. Its totient is φ = 71563520.

The previous prime is 214879991. The next prime is 214879997. The reversal of 214879992 is 299978412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214879991) 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 7 ways as a sum of consecutive naturals, for example, 29692 + ... + 36212.

Almost surely, 2^214879992 is an apocalyptic number.

It is an amenable number.

214879992 is an abundant number, since it is smaller than the sum of its proper divisors (322793688).

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

214879992 is a wasteful number, since it uses less digits than its factorization.

214879992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7903 (or 7899 counting only the distinct ones).

The product of its digits is 653184, while the sum is 51.

The square root of 214879992 is about 14658.7854885731. The cubic root of 214879992 is about 598.9611579389.

The spelling of 214879992 in words is "two hundred fourteen million, eight hundred seventy-nine thousand, nine hundred ninety-two".