3637729674 has 96 divisors (see below), whose sum is σ = 8224424208. Its totient is φ = 1161216000.

The previous prime is 3637729661. The next prime is 3637729687. The reversal of 3637729674 is 4769277363.

It is a happy number.

3637729674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3637729661) and next prime (3637729687).

It can be written as a sum of positive squares in 8 ways, for example, as 3448449 + 3634281225 = 1857^2 + 60285^2 .

It is a super-2 number, since 2×3637729674² = 26466154362200292552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3637729674.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15094194 + ... + 15094434.

Almost surely, 2^3637729674 is an apocalyptic number.

3637729674 is an abundant number, since it is smaller than the sum of its proper divisors (4586694534).

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

3637729674 is a wasteful number, since it uses less digits than its factorization.

3637729674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 581 counting only the distinct ones).

The product of its digits is 8001504, while the sum is 54.

The square root of 3637729674 is about 60313.5944377385. The cubic root of 3637729674 is about 1537.9544542770.

The spelling of 3637729674 in words is "three billion, six hundred thirty-seven million, seven hundred twenty-nine thousand, six hundred seventy-four".