4090917 has 8 divisors (see below), whose sum is σ = 5471424. Its totient is φ = 2718848.

The previous prime is 4090913. The next prime is 4090921. The reversal of 4090917 is 7190904.

It is an interprime number because it is at equal distance from previous prime (4090913) and next prime (4090921).

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 4090917 - 2² = 4090913 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090913) 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, 873 + ... + 2990.

It is an arithmetic number, because the mean of its divisors is an integer number (683928).

Almost surely, 2^4090917 is an apocalyptic number.

It is an amenable number.

4090917 is a deficient number, since it is larger than the sum of its proper divisors (1380507).

4090917 is a wasteful number, since it uses less digits than its factorization.

4090917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4219.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 4090917 is about 2022.6015425684. The cubic root of 4090917 is about 159.9337877075.

The spelling of 4090917 in words is "four million, ninety thousand, nine hundred seventeen".