264227764 has 6 divisors (see below), whose sum is σ = 462398594. Its totient is φ = 132113880.

The previous prime is 264227759. The next prime is 264227779. The reversal of 264227764 is 467722462.

It can be written as a sum of positive squares in only one way, i.e., 245235600 + 18992164 = 15660^2 + 4358^2 .

It is a super-2 number, since 2×264227764² = 139632622536879392, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33028467 + ... + 33028474.

Almost surely, 2^264227764 is an apocalyptic number.

It is an amenable number.

264227764 is a deficient number, since it is larger than the sum of its proper divisors (198170830).

264227764 is a wasteful number, since it uses less digits than its factorization.

264227764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66056945 (or 66056943 counting only the distinct ones).

The product of its digits is 225792, while the sum is 40.

The square root of 264227764 is about 16255.0842507814. The cubic root of 264227764 is about 641.6912980331.

The spelling of 264227764 in words is "two hundred sixty-four million, two hundred twenty-seven thousand, seven hundred sixty-four".