3861404 has 12 divisors (see below), whose sum is σ = 6778800. Its totient is φ = 1924608.

The previous prime is 3861383. The next prime is 3861413. The reversal of 3861404 is 4041683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92 + ... + 2780.

It is an arithmetic number, because the mean of its divisors is an integer number (564900).

Almost surely, 2^3861404 is an apocalyptic number.

It is an amenable number.

3861404 is a deficient number, since it is larger than the sum of its proper divisors (2917396).

3861404 is a wasteful number, since it uses less digits than its factorization.

3861404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052 (or 3050 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 3861404 is about 1965.0455465459. The cubic root of 3861404 is about 156.8851175202.

The spelling of 3861404 in words is "three million, eight hundred sixty-one thousand, four hundred four".