264965 has 8 divisors (see below), whose sum is σ = 320760. Its totient is φ = 210112.

The previous prime is 264961. The next prime is 264977. The reversal of 264965 is 569462.

It can be written as a sum of positive squares in 4 ways, for example, as 36481 + 228484 = 191^2 + 478^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264965 - 2² = 264961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 1119.

It is an arithmetic number, because the mean of its divisors is an integer number (40095).

2²⁶⁴⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

264965 is a deficient number, since it is larger than the sum of its proper divisors (55795).

264965 is a wasteful number, since it uses less digits than its factorization.

264965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its digits is 12960, while the sum is 32.

The square root of 264965 is about 514.7475109216. The cubic root of 264965 is about 64.2287549556.

The spelling of 264965 in words is "two hundred sixty-four thousand, nine hundred sixty-five".