3689732 has 12 divisors (see below), whose sum is σ = 6521676. Its totient is φ = 1826400.

The previous prime is 3689723. The next prime is 3689753. The reversal of 3689732 is 2379863.

It can be written as a sum of positive squares in 2 ways, for example, as 3297856 + 391876 = 1816^2 + 626^2 .

It is a super-2 number, since 2×3689732² = 27228244463648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4163 + ... + 4970.

It is an arithmetic number, because the mean of its divisors is an integer number (543473).

Almost surely, 2^3689732 is an apocalyptic number.

It is an amenable number.

3689732 is a deficient number, since it is larger than the sum of its proper divisors (2831944).

3689732 is a wasteful number, since it uses less digits than its factorization.

3689732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9238 (or 9236 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 3689732 is about 1920.8675123496. The cubic root of 3689732 is about 154.5248299204.

The spelling of 3689732 in words is "three million, six hundred eighty-nine thousand, seven hundred thirty-two".