3897417 has 8 divisors (see below), whose sum is σ = 5247424. Its totient is φ = 2572848.

The previous prime is 3897409. The next prime is 3897449. The reversal of 3897417 is 7147983.

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

It is not a de Polignac number, because 3897417 - 2³ = 3897409 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3897407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5998 + ... + 6615.

It is an arithmetic number, because the mean of its divisors is an integer number (655928).

Almost surely, 2^3897417 is an apocalyptic number.

It is an amenable number.

3897417 is a deficient number, since it is larger than the sum of its proper divisors (1350007).

3897417 is a wasteful number, since it uses less digits than its factorization.

3897417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12719.

The product of its digits is 42336, while the sum is 39.

The square root of 3897417 is about 1974.1876810476. The cubic root of 3897417 is about 157.3713335667.

The spelling of 3897417 in words is "three million, eight hundred ninety-seven thousand, four hundred seventeen".