3894142 has 16 divisors (see below), whose sum is σ = 6703200. Its totient is φ = 1662048.

The previous prime is 3894133. The next prime is 3894151. The reversal of 3894142 is 2414983.

It is an interprime number because it is at equal distance from previous prime (3894133) and next prime (3894151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4488 + ... + 5284.

It is an arithmetic number, because the mean of its divisors is an integer number (418950).

Almost surely, 2^3894142 is an apocalyptic number.

3894142 is a deficient number, since it is larger than the sum of its proper divisors (2809058).

3894142 is a wasteful number, since it uses less digits than its factorization.

3894142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155.

The product of its digits is 6912, while the sum is 31.

The square root of 3894142 is about 1973.3580516470. The cubic root of 3894142 is about 157.3272414970.

It can be divided in two parts, 38941 and 42, that added together give a palindrome (38983).

The spelling of 3894142 in words is "three million, eight hundred ninety-four thousand, one hundred forty-two".