3756849538 has 32 divisors (see below), whose sum is σ = 6240621744. Its totient is φ = 1684945152.

The previous prime is 3756849521. The next prime is 3756849541. The reversal of 3756849538 is 8359486573.

It can be written as a sum of positive squares in 8 ways, for example, as 3228171489 + 528678049 = 56817^2 + 22993^2 .

It is a super-2 number, since 2×3756849538² = 28227836902341626888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957156 + ... + 961072.

Almost surely, 2^3756849538 is an apocalyptic number.

3756849538 is a deficient number, since it is larger than the sum of its proper divisors (2483772206).

3756849538 is a wasteful number, since it uses less digits than its factorization.

3756849538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4966.

The product of its digits is 21772800, while the sum is 58.

The square root of 3756849538 is about 61293.1442985266. The cubic root of 3756849538 is about 1554.5615935140.

The spelling of 3756849538 in words is "three billion, seven hundred fifty-six million, eight hundred forty-nine thousand, five hundred thirty-eight".