264629 has 4 divisors (see below), whose sum is σ = 269676. Its totient is φ = 259584.

The previous prime is 264619. The next prime is 264631. The reversal of 264629 is 926462.

264629 = 296² + 297² + 298².

264629 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 926462 = 2 ⋅463231.

It can be written as a sum of positive squares in 2 ways, for example, as 142129 + 122500 = 377^2 + 350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264629 is a prime.

It is a pancake number, because a pancake can be divided into 264629 parts by 727 straight cuts.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2444 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (67419).

2²⁶⁴⁶²⁹ is an apocalyptic number.

It is an amenable number.

264629 is a deficient number, since it is larger than the sum of its proper divisors (5047).

264629 is an equidigital number, since it uses as much as digits as its factorization.

264629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046.

The product of its digits is 5184, while the sum is 29.

The square root of 264629 is about 514.4210337846. The cubic root of 264629 is about 64.2015941478.

The spelling of 264629 in words is "two hundred sixty-four thousand, six hundred twenty-nine".