4255916 has 24 divisors (see below), whose sum is σ = 9013536. Its totient is φ = 1716480.

The previous prime is 4255913. The next prime is 4255921. The reversal of 4255916 is 6195524.

It is a happy number.

It is a super-2 number, since 2×4255916² = 36225641998112, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4² + 2²² + 5⁴ + 5⁴ + 9⁵ + 1 + 6⁴ .

It is not an unprimeable number, because it can be changed into a prime (4255913) 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, 3995 + ... + 4946.

It is an arithmetic number, because the mean of its divisors is an integer number (375564).

Almost surely, 2^4255916 is an apocalyptic number.

It is an amenable number.

4255916 is an abundant number, since it is smaller than the sum of its proper divisors (4757620).

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

4255916 is a wasteful number, since it uses less digits than its factorization.

4255916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969 (or 8967 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

The square root of 4255916 is about 2062.9871545892. The cubic root of 4255916 is about 162.0557142108.

The spelling of 4255916 in words is "four million, two hundred fifty-five thousand, nine hundred sixteen".