264368629 has 4 divisors (see below), whose sum is σ = 302135584. Its totient is φ = 226601676.

The previous prime is 264368617. The next prime is 264368633. The reversal of 264368629 is 926863462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 264368629 - 2¹⁹ = 263844341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264368609) 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, 18883467 + ... + 18883480.

It is an arithmetic number, because the mean of its divisors is an integer number (75533896).

Almost surely, 2^264368629 is an apocalyptic number.

It is an amenable number.

264368629 is a deficient number, since it is larger than the sum of its proper divisors (37766955).

264368629 is an equidigital number, since it uses as much as digits as its factorization.

264368629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37766954.

The product of its digits is 746496, while the sum is 46.

The square root of 264368629 is about 16259.4166254512. The cubic root of 264368629 is about 641.8053105109.

The spelling of 264368629 in words is "two hundred sixty-four million, three hundred sixty-eight thousand, six hundred twenty-nine".