3894392 has 16 divisors (see below), whose sum is σ = 7686600. Its totient is φ = 1844640.

The previous prime is 3894391. The next prime is 3894409. The reversal of 3894392 is 2934983.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12659 + ... + 12962.

Almost surely, 2^3894392 is an apocalyptic number.

It is an amenable number.

3894392 is a deficient number, since it is larger than the sum of its proper divisors (3792208).

3894392 is a wasteful number, since it uses less digits than its factorization.

3894392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25646 (or 25642 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 3894392 is about 1973.4213944315. The cubic root of 3894392 is about 157.3306081752.

The spelling of 3894392 in words is "three million, eight hundred ninety-four thousand, three hundred ninety-two".