218379052 has 6 divisors (see below), whose sum is σ = 382163348. Its totient is φ = 109189524.

The previous prime is 218379047. The next prime is 218379067. The reversal of 218379052 is 250973812.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27297378 + ... + 27297385.

Almost surely, 2^218379052 is an apocalyptic number.

It is an amenable number.

218379052 is a deficient number, since it is larger than the sum of its proper divisors (163784296).

218379052 is a wasteful number, since it uses less digits than its factorization.

218379052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54594767 (or 54594765 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 218379052 is about 14777.6538056621. The cubic root of 218379052 is about 602.1947876485.

The spelling of 218379052 in words is "two hundred eighteen million, three hundred seventy-nine thousand, fifty-two".