264140 has 24 divisors (see below), whose sum is σ = 568512. Its totient is φ = 103040.

The previous prime is 264139. The next prime is 264167. The reversal of 264140 is 41462.

It is a zygodrome in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800 + ... + 1080.

It is an arithmetic number, because the mean of its divisors is an integer number (23688).

2²⁶⁴¹⁴⁰ is an apocalyptic number.

264140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264140 is an abundant number, since it is smaller than the sum of its proper divisors (304372).

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

264140 is a wasteful number, since it uses less digits than its factorization.

264140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 264140 is about 513.9455224049. The cubic root of 264140 is about 64.1620243638.

It can be divided in two parts, 264 and 140, that added together give a palindrome (404).

The spelling of 264140 in words is "two hundred sixty-four thousand, one hundred forty".