3890942 has 32 divisors (see below), whose sum is σ = 6718464. Its totient is φ = 1674400.

The previous prime is 3890927. The next prime is 3890951. The reversal of 3890942 is 2490983.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54767 + ... + 54837.

It is an arithmetic number, because the mean of its divisors is an integer number (209952).

Almost surely, 2^3890942 is an apocalyptic number.

3890942 is a deficient number, since it is larger than the sum of its proper divisors (2827522).

3890942 is a wasteful number, since it uses less digits than its factorization.

3890942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 3890942 is about 1972.5470843557. The cubic root of 3890942 is about 157.2841352845.

The spelling of 3890942 in words is "three million, eight hundred ninety thousand, nine hundred forty-two".