4255660 has 24 divisors (see below), whose sum is σ = 8976240. Its totient is φ = 1694784.

The previous prime is 4255637. The next prime is 4255673. The reversal of 4255660 is 665524.

It is a super-2 number, since 2×4255660² = 36221284071200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7507 + ... + 8053.

It is an arithmetic number, because the mean of its divisors is an integer number (374010).

Almost surely, 2^4255660 is an apocalyptic number.

It is an amenable number.

4255660 is an abundant number, since it is smaller than the sum of its proper divisors (4720580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4255660 is a wasteful number, since it uses less digits than its factorization.

4255660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 4255660 is about 2062.9251077051. The cubic root of 4255660 is about 162.0524648442.

The spelling of 4255660 in words is "four million, two hundred fifty-five thousand, six hundred sixty".