264684616 has 64 divisors (see below), whose sum is σ = 578119680. Its totient is φ = 111274560.

The previous prime is 264684587. The next prime is 264684631. The reversal of 264684616 is 616486462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 976561 + ... + 976831.

It is an arithmetic number, because the mean of its divisors is an integer number (9033120).

Almost surely, 2^264684616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264684616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289059840).

264684616 is an abundant number, since it is smaller than the sum of its proper divisors (313435064).

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

264684616 is a wasteful number, since it uses less digits than its factorization.

264684616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 550 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 264684616 is about 16269.1307696508. The cubic root of 264684616 is about 642.0609149538.

The spelling of 264684616 in words is "two hundred sixty-four million, six hundred eighty-four thousand, six hundred sixteen".