3897392 has 10 divisors (see below), whose sum is σ = 7551228. Its totient is φ = 1948688.

The previous prime is 3897389. The next prime is 3897401. The reversal of 3897392 is 2937983.

3897392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121778 + ... + 121809.

Almost surely, 2^3897392 is an apocalyptic number.

It is an amenable number.

3897392 is a deficient number, since it is larger than the sum of its proper divisors (3653836).

3897392 is a wasteful number, since it uses less digits than its factorization.

3897392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243595 (or 243589 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 3897392 is about 1974.1813493193. The cubic root of 3897392 is about 157.3709970796.

The spelling of 3897392 in words is "three million, eight hundred ninety-seven thousand, three hundred ninety-two".