3709138 has 8 divisors (see below), whose sum is σ = 5604732. Its totient is φ = 1840896.

The previous prime is 3709117. The next prime is 3709157. The reversal of 3709138 is 8319073.

It can be written as a sum of positive squares in 2 ways, for example, as 3250809 + 458329 = 1803^2 + 677^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6495 + ... + 7042.

Almost surely, 2^3709138 is an apocalyptic number.

3709138 is a deficient number, since it is larger than the sum of its proper divisors (1895594).

3709138 is a wasteful number, since it uses less digits than its factorization.

3709138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13676.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 3709138 is about 1925.9122513760. The cubic root of 3709138 is about 154.7952621144.

The spelling of 3709138 in words is "three million, seven hundred nine thousand, one hundred thirty-eight".