3897418 has 8 divisors (see below), whose sum is σ = 6681312. Its totient is φ = 1670316.

The previous prime is 3897409. The next prime is 3897449. The reversal of 3897418 is 8147983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139180 + ... + 139207.

It is an arithmetic number, because the mean of its divisors is an integer number (835164).

Almost surely, 2^3897418 is an apocalyptic number.

3897418 is a deficient number, since it is larger than the sum of its proper divisors (2783894).

3897418 is a wasteful number, since it uses less digits than its factorization.

3897418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278396.

The product of its digits is 48384, while the sum is 40.

The square root of 3897418 is about 1974.1879343163. The cubic root of 3897418 is about 157.3713470262.

The spelling of 3897418 in words is "three million, eight hundred ninety-seven thousand, four hundred eighteen".