3894297 has 16 divisors (see below), whose sum is σ = 5963520. Its totient is φ = 2235600.

The previous prime is 3894269. The next prime is 3894307. The reversal of 3894297 is 7924983.

It is not a de Polignac number, because 3894297 - 2⁷ = 3894169 is a prime.

3894297 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3894217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2479 + ... + 3732.

It is an arithmetic number, because the mean of its divisors is an integer number (372720).

Almost surely, 2^3894297 is an apocalyptic number.

It is an amenable number.

3894297 is a deficient number, since it is larger than the sum of its proper divisors (2069223).

3894297 is a wasteful number, since it uses less digits than its factorization.

3894297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6244.

The product of its digits is 108864, while the sum is 42.

The square root of 3894297 is about 1973.3973244129. The cubic root of 3894297 is about 157.3293288545.

The spelling of 3894297 in words is "three million, eight hundred ninety-four thousand, two hundred ninety-seven".