264210216 has 32 divisors (see below), whose sum is σ = 661284000. Its totient is φ = 87968960.

The previous prime is 264210203. The next prime is 264210239. The reversal of 264210216 is 612012462.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16735 + ... + 28433.

It is an arithmetic number, because the mean of its divisors is an integer number (20665125).

Almost surely, 2^264210216 is an apocalyptic number.

It is an amenable number.

264210216 is an abundant number, since it is smaller than the sum of its proper divisors (397073784).

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

264210216 is a wasteful number, since it uses less digits than its factorization.

264210216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12649 (or 12645 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 264210216 is about 16254.5444722391. The cubic root of 264210216 is about 641.6770922989.

Adding to 264210216 its reverse (612012462), we get a palindrome (876222678).

The spelling of 264210216 in words is "two hundred sixty-four million, two hundred ten thousand, two hundred sixteen".