3890959 has 4 divisors (see below), whose sum is σ = 4025160. Its totient is φ = 3756760.

The previous prime is 3890951. The next prime is 3890963. The reversal of 3890959 is 9590983.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3890959 - 2³ = 3890951 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3890951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67057 + ... + 67114.

It is an arithmetic number, because the mean of its divisors is an integer number (1006290).

Almost surely, 2^3890959 is an apocalyptic number.

3890959 is a deficient number, since it is larger than the sum of its proper divisors (134201).

3890959 is a wasteful number, since it uses less digits than its factorization.

3890959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134200.

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 3890959 is about 1972.5513935003. The cubic root of 3890959 is about 157.2843643487.

The spelling of 3890959 in words is "three million, eight hundred ninety thousand, nine hundred fifty-nine".