264290 has 32 divisors (see below), whose sum is σ = 544320. Its totient is φ = 91584.

The previous prime is 264289. The next prime is 264301. The reversal of 264290 is 92462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2417 + ... + 2523.

It is an arithmetic number, because the mean of its divisors is an integer number (17010).

2²⁶⁴²⁹⁰ is an apocalyptic number.

264290 is an abundant number, since it is smaller than the sum of its proper divisors (280030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264290 is a wasteful number, since it uses less digits than its factorization.

264290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 264290 is about 514.0914315567. The cubic root of 264290 is about 64.1741675233.

The spelling of 264290 in words is "two hundred sixty-four thousand, two hundred ninety".