264018 has 16 divisors (see below), whose sum is σ = 535680. Its totient is φ = 86736.

The previous prime is 264013. The next prime is 264029. The reversal of 264018 is 810462.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 263985 and 264003.

It is not an unprimeable number, because it can be changed into a prime (264013) 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 7 ways as a sum of consecutive naturals, for example, 196 + ... + 752.

It is an arithmetic number, because the mean of its divisors is an integer number (33480).

2²⁶⁴⁰¹⁸ is an apocalyptic number.

264018 is an abundant number, since it is smaller than the sum of its proper divisors (271662).

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

264018 is a wasteful number, since it uses less digits than its factorization.

264018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 264018 is about 513.8268190743. The cubic root of 264018 is about 64.1521445369.

The spelling of 264018 in words is "two hundred sixty-four thousand, eighteen".