3870417 has 8 divisors (see below), whose sum is σ = 5385024. Its totient is φ = 2468048.

The previous prime is 3870413. The next prime is 3870437. The reversal of 3870417 is 7140783.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3870417 - 2² = 3870413 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3870413) 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, 27978 + ... + 28115.

It is an arithmetic number, because the mean of its divisors is an integer number (673128).

Almost surely, 2^3870417 is an apocalyptic number.

It is an amenable number.

3870417 is a deficient number, since it is larger than the sum of its proper divisors (1514607).

3870417 is a wasteful number, since it uses less digits than its factorization.

3870417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56119.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 3870417 is about 1967.3375409421. The cubic root of 3870417 is about 157.0070858365.

The spelling of 3870417 in words is "three million, eight hundred seventy thousand, four hundred seventeen".