264790 has 8 divisors (see below), whose sum is σ = 476640. Its totient is φ = 105912.

The previous prime is 264787. The next prime is 264791. The reversal of 264790 is 97462.

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

It is a super-2 number, since 2×264790² = 140227488200, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁷ + 6² + 7⁴ + 4⁹ + 9² + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13230 + ... + 13249.

It is an arithmetic number, because the mean of its divisors is an integer number (59580).

2²⁶⁴⁷⁹⁰ is an apocalyptic number.

264790 is a deficient number, since it is larger than the sum of its proper divisors (211850).

264790 is a wasteful number, since it uses less digits than its factorization.

264790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26486.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 264790 is about 514.5774965931. The cubic root of 264790 is about 64.2146115686.

The spelling of 264790 in words is "two hundred sixty-four thousand, seven hundred ninety".