264099 has 16 divisors (see below), whose sum is σ = 393984. Its totient is φ = 156000.

The previous prime is 264091. The next prime is 264101. The reversal of 264099 is 990462.

It is not a de Polignac number, because 264099 - 2³ = 264091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1674 + ... + 1824.

It is an arithmetic number, because the mean of its divisors is an integer number (24624).

2²⁶⁴⁰⁹⁹ is an apocalyptic number.

264099 is a deficient number, since it is larger than the sum of its proper divisors (129885).

264099 is a wasteful number, since it uses less digits than its factorization.

264099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 264099 is about 513.9056333608. The cubic root of 264099 is about 64.1587044336.

The spelling of 264099 in words is "two hundred sixty-four thousand, ninety-nine".