3772586745 has 20 divisors (see below), whose sum is σ = 6762711780. Its totient is φ = 2012046048.

The previous prime is 3772586737. The next prime is 3772586761. The reversal of 3772586745 is 5476852773.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1801493136 + 1971093609 = 42444^2 + 44397^2 .

It is not a de Polignac number, because 3772586745 - 2³ = 3772586737 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3772586691 and 3772586700.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4657110 + ... + 4657919.

It is an arithmetic number, because the mean of its divisors is an integer number (338135589).

Almost surely, 2^3772586745 is an apocalyptic number.

It is an amenable number.

3772586745 is a deficient number, since it is larger than the sum of its proper divisors (2990125035).

3772586745 is an equidigital number, since it uses as much as digits as its factorization.

3772586745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9315046 (or 9315037 counting only the distinct ones).

The product of its digits is 9878400, while the sum is 54.

The square root of 3772586745 is about 61421.3867069118. The cubic root of 3772586745 is about 1556.7292232965.

The spelling of 3772586745 in words is "three billion, seven hundred seventy-two million, five hundred eighty-six thousand, seven hundred forty-five".