264244066 has 4 divisors (see below), whose sum is σ = 396366102. Its totient is φ = 132122032.

The previous prime is 264244063. The next prime is 264244069. The reversal of 264244066 is 660442462.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (264244063) and next prime (264244069).

It can be written as a sum of positive squares in only one way, i.e., 215649225 + 48594841 = 14685^2 + 6971^2 .

It is not an unprimeable number, because it can be changed into a prime (264244063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66061015 + ... + 66061018.

Almost surely, 2^264244066 is an apocalyptic number.

264244066 is a deficient number, since it is larger than the sum of its proper divisors (132122036).

264244066 is a wasteful number, since it uses less digits than its factorization.

264244066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132122035.

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 264244066 is about 16255.5856861572. The cubic root of 264244066 is about 641.7044945222.

The spelling of 264244066 in words is "two hundred sixty-four million, two hundred forty-four thousand, sixty-six".