3881402 has 16 divisors (see below), whose sum is σ = 6780672. Its totient is φ = 1631760.

The previous prime is 3881393. The next prime is 3881407. The reversal of 3881402 is 2041883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3881407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874 + ... + 3357.

It is an arithmetic number, because the mean of its divisors is an integer number (423792).

Almost surely, 2^3881402 is an apocalyptic number.

3881402 is a deficient number, since it is larger than the sum of its proper divisors (2899270).

3881402 is a wasteful number, since it uses less digits than its factorization.

3881402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5293.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 3881402 is about 1970.1274070476. The cubic root of 3881402 is about 157.1554844635.

The spelling of 3881402 in words is "three million, eight hundred eighty-one thousand, four hundred two".