216876502 has 8 divisors (see below), whose sum is σ = 325385712. Its totient is φ = 108414600.

The previous prime is 216876479. The next prime is 216876509. The reversal of 216876502 is 205678612.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216876509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3727 + ... + 21157.

It is an arithmetic number, because the mean of its divisors is an integer number (40673214).

Almost surely, 2^216876502 is an apocalyptic number.

216876502 is a deficient number, since it is larger than the sum of its proper divisors (108509210).

216876502 is a wasteful number, since it uses less digits than its factorization.

216876502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23654.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 216876502 is about 14726.7274708266. The cubic root of 216876502 is about 600.8104806349.

The spelling of 216876502 in words is "two hundred sixteen million, eight hundred seventy-six thousand, five hundred two".