264254664 has 96 divisors (see below), whose sum is σ = 725011200. Its totient is φ = 80163840.

The previous prime is 264254663. The next prime is 264254689. The reversal of 264254664 is 466452462.

It is not an unprimeable number, because it can be changed into a prime (264254663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214402 + ... + 215630.

It is an arithmetic number, because the mean of its divisors is an integer number (7552200).

Almost surely, 2^264254664 is an apocalyptic number.

264254664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264254664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362505600).

264254664 is an abundant number, since it is smaller than the sum of its proper divisors (460756536).

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

264254664 is a wasteful number, since it uses less digits than its factorization.

264254664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303 (or 1282 counting only the distinct ones).

The product of its digits is 276480, while the sum is 39.

The square root of 264254664 is about 16255.9116631458. The cubic root of 264254664 is about 641.7130733252.

The spelling of 264254664 in words is "two hundred sixty-four million, two hundred fifty-four thousand, six hundred sixty-four".