264916216 has 16 divisors (see below), whose sum is σ = 501276600. Its totient is φ = 131242464.

The previous prime is 264916213. The next prime is 264916217. The reversal of 264916216 is 612619462.

264916216 = T₁₃₂₈₈ + T₁₃₂₈₉ + T₁₃₂₉₀.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264916213) 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, 151030 + ... + 152773.

Almost surely, 2^264916216 is an apocalyptic number.

264916216 is the 13290-th centered triangular number.

It is an amenable number.

264916216 is a deficient number, since it is larger than the sum of its proper divisors (236360384).

264916216 is a wasteful number, since it uses less digits than its factorization.

264916216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303918 (or 303914 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 264916216 is about 16276.2469875583. The cubic root of 264916216 is about 642.2481289041.

The spelling of 264916216 in words is "two hundred sixty-four million, nine hundred sixteen thousand, two hundred sixteen".