216768952 has 8 divisors (see below), whose sum is σ = 406441800. Its totient is φ = 108384472.

The previous prime is 216768949. The next prime is 216768961. The reversal of 216768952 is 259867612.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13548052 + ... + 13548067.

It is an arithmetic number, because the mean of its divisors is an integer number (50805225).

Almost surely, 2^216768952 is an apocalyptic number.

It is an amenable number.

216768952 is a deficient number, since it is larger than the sum of its proper divisors (189672848).

216768952 is a wasteful number, since it uses less digits than its factorization.

216768952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27096125 (or 27096121 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 216768952 is about 14723.0754939313. The cubic root of 216768952 is about 600.7111493705.

It can be divided in two parts, 21676 and 8952, that added together give a triangular number (30628 = T₂₄₇).

The spelling of 216768952 in words is "two hundred sixteen million, seven hundred sixty-eight thousand, nine hundred fifty-two".