3990675 has 24 divisors (see below), whose sum is σ = 7107184. Its totient is φ = 1964160.

The previous prime is 3990641. The next prime is 3990689. The reversal of 3990675 is 5760993.

It is not a de Polignac number, because 3990675 - 2⁸ = 3990419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1072 + ... + 3021.

Almost surely, 2^3990675 is an apocalyptic number.

3990675 is a deficient number, since it is larger than the sum of its proper divisors (3116509).

3990675 is a wasteful number, since it uses less digits than its factorization.

3990675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119 (or 4114 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 3990675 is about 1997.6673897323. The cubic root of 3990675 is about 158.6166549258.

The spelling of 3990675 in words is "three million, nine hundred ninety thousand, six hundred seventy-five".