216879852 has 48 divisors (see below), whose sum is σ = 579068672. Its totient is φ = 61888320.

The previous prime is 216879841. The next prime is 216879853. The reversal of 216879852 is 258978612.

It is not an unprimeable number, because it can be changed into a prime (216879853) 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, 123702 + ... + 125442.

Almost surely, 2^216879852 is an apocalyptic number.

It is an amenable number.

216879852 is an abundant number, since it is smaller than the sum of its proper divisors (362188820).

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

216879852 is a wasteful number, since it uses less digits than its factorization.

216879852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238 (or 3236 counting only the distinct ones).

The product of its digits is 483840, while the sum is 48.

The square root of 216879852 is about 14726.8412091663. The cubic root of 216879852 is about 600.8135741078.

The spelling of 216879852 in words is "two hundred sixteen million, eight hundred seventy-nine thousand, eight hundred fifty-two".