3897836 has 6 divisors (see below), whose sum is σ = 6821220. Its totient is φ = 1948916.

The previous prime is 3897827. The next prime is 3897841. The reversal of 3897836 is 6387983.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487226 + ... + 487233.

It is an arithmetic number, because the mean of its divisors is an integer number (1136870).

Almost surely, 2^3897836 is an apocalyptic number.

It is an amenable number.

3897836 is a deficient number, since it is larger than the sum of its proper divisors (2923384).

3897836 is a wasteful number, since it uses less digits than its factorization.

3897836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974463 (or 974461 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 3897836 is about 1974.2937977920. The cubic root of 3897836 is about 157.3769728765.

The spelling of 3897836 in words is "three million, eight hundred ninety-seven thousand, eight hundred thirty-six".