4255617 has 8 divisors (see below), whose sum is σ = 5684224. Its totient is φ = 2832048.

The previous prime is 4255609. The next prime is 4255619. The reversal of 4255617 is 7165524.

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

It is not a de Polignac number, because 4255617 - 2³ = 4255609 is a prime.

It is a super-2 number, since 2×4255617² = 36220552101378, which contains 22 as substring.

It is a Duffinian number.

4255617 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4255619) 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, 1728 + ... + 3390.

It is an arithmetic number, because the mean of its divisors is an integer number (710528).

Almost surely, 2^4255617 is an apocalyptic number.

It is an amenable number.

4255617 is a deficient number, since it is larger than the sum of its proper divisors (1428607).

4255617 is a wasteful number, since it uses less digits than its factorization.

4255617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519.

The product of its digits is 8400, while the sum is 30.

The square root of 4255617 is about 2062.9146855845. The cubic root of 4255617 is about 162.0519190393.

The spelling of 4255617 in words is "four million, two hundred fifty-five thousand, six hundred seventeen".