3772564266 has 16 divisors (see below), whose sum is σ = 7942240800. Its totient is φ = 1191336048.

The previous prime is 3772564261. The next prime is 3772564277. The reversal of 3772564266 is 6624652773.

It is a super-2 number, since 2×3772564266² = 28464482282200237512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3772564261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16546221 + ... + 16546448.

It is an arithmetic number, because the mean of its divisors is an integer number (496390050).

Almost surely, 2^3772564266 is an apocalyptic number.

3772564266 is an abundant number, since it is smaller than the sum of its proper divisors (4169676534).

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

3772564266 is a wasteful number, since it uses less digits than its factorization.

3772564266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33092693.

The product of its digits is 2540160, while the sum is 48.

The square root of 3772564266 is about 61421.2037166319. The cubic root of 3772564266 is about 1556.7261313609.

The spelling of 3772564266 in words is "three billion, seven hundred seventy-two million, five hundred sixty-four thousand, two hundred sixty-six".