264512 has 14 divisors (see below), whose sum is σ = 525018. Its totient is φ = 132224.

The previous prime is 264487. The next prime is 264527. The reversal of 264512 is 215462.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 246016 + 18496 = 496^2 + 136^2 .

It is a congruent number.

It is an unprimeable number.

264512 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2003 + ... + 2130.

2²⁶⁴⁵¹² is an apocalyptic number.

It is an amenable number.

264512 is a deficient number, since it is larger than the sum of its proper divisors (260506).

264512 is an equidigital number, since it uses as much as digits as its factorization.

264512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145 (or 4135 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 264512 is about 514.3073011343. The cubic root of 264512 is about 64.1921309701.

Adding to 264512 its reverse (215462), we get a palindrome (479974).

The spelling of 264512 in words is "two hundred sixty-four thousand, five hundred twelve".