3900897 has 48 divisors (see below), whose sum is σ = 7582848. Its totient is φ = 1866240.

The previous prime is 3900893. The next prime is 3900907. The reversal of 3900897 is 7980093.

It is not a de Polignac number, because 3900897 - 2² = 3900893 is a prime.

3900897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3900893) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8793 + ... + 9225.

It is an arithmetic number, because the mean of its divisors is an integer number (157976).

Almost surely, 2^3900897 is an apocalyptic number.

It is an amenable number.

3900897 is a deficient number, since it is larger than the sum of its proper divisors (3681951).

3900897 is a wasteful number, since it uses less digits than its factorization.

3900897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 3900897 is about 1975.0688595591. The cubic root of 3900897 is about 157.4181585384.

The spelling of 3900897 in words is "three million, nine hundred thousand, eight hundred ninety-seven".