3688375 has 16 divisors (see below), whose sum is σ = 4848480. Its totient is φ = 2793600.

The previous prime is 3688369. The next prime is 3688393. The reversal of 3688375 is 5738863.

It is not a de Polignac number, because 3688375 - 2³ = 3688367 is a prime.

It is a super-2 number, since 2×3688375² = 27208220281250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1599 + ... + 3151.

It is an arithmetic number, because the mean of its divisors is an integer number (303030).

Almost surely, 2^3688375 is an apocalyptic number.

3688375 is a deficient number, since it is larger than the sum of its proper divisors (1160105).

3688375 is a wasteful number, since it uses less digits than its factorization.

3688375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587 (or 1577 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 3688375 is about 1920.5142540476. The cubic root of 3688375 is about 154.5058840181.

The spelling of 3688375 in words is "three million, six hundred eighty-eight thousand, three hundred seventy-five".