3890475 has 18 divisors (see below), whose sum is σ = 6968676. Its totient is φ = 2074800.

The previous prime is 3890431. The next prime is 3890503. The reversal of 3890475 is 5740983.

It is not a de Polignac number, because 3890475 - 2⁷ = 3890347 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

3890475 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8421 + ... + 8870.

Almost surely, 2^3890475 is an apocalyptic number.

3890475 is a deficient number, since it is larger than the sum of its proper divisors (3078201).

3890475 is a wasteful number, since it uses less digits than its factorization.

3890475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17307 (or 17299 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 3890475 is about 1972.4287059359. The cubic root of 3890475 is about 157.2778424956.

The spelling of 3890475 in words is "three million, eight hundred ninety thousand, four hundred seventy-five".