3689577 has 8 divisors (see below), whose sum is σ = 5466080. Its totient is φ = 2459700.

The previous prime is 3689573. The next prime is 3689579. The reversal of 3689577 is 7759863.

It is a happy number.

It is not a de Polignac number, because 3689577 - 2² = 3689573 is a prime.

It is a super-2 number, since 2×3689577² = 27225956877858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3689573) 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, 68299 + ... + 68352.

It is an arithmetic number, because the mean of its divisors is an integer number (683260).

Almost surely, 2^3689577 is an apocalyptic number.

It is an amenable number.

3689577 is a deficient number, since it is larger than the sum of its proper divisors (1776503).

3689577 is a wasteful number, since it uses less digits than its factorization.

3689577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136660 (or 136654 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 3689577 is about 1920.8271655722. The cubic root of 3689577 is about 154.5226661062.

The spelling of 3689577 in words is "three million, six hundred eighty-nine thousand, five hundred seventy-seven".