3857694 has 16 divisors (see below), whose sum is σ = 7924368. Its totient is φ = 1251072.

The previous prime is 3857683. The next prime is 3857717. The reversal of 3857694 is 4967583.

It is a happy number.

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, 8467 + ... + 8910.

It is an arithmetic number, because the mean of its divisors is an integer number (495273).

Almost surely, 2^3857694 is an apocalyptic number.

3857694 is an abundant number, since it is smaller than the sum of its proper divisors (4066674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3857694 is a wasteful number, since it uses less digits than its factorization.

3857694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17419.

The product of its digits is 181440, while the sum is 42.

The square root of 3857694 is about 1964.1013212154. The cubic root of 3857694 is about 156.8348568471.

The spelling of 3857694 in words is "three million, eight hundred fifty-seven thousand, six hundred ninety-four".