4255389 has 32 divisors (see below), whose sum is σ = 6819840. Its totient is φ = 2612736.

The previous prime is 4255387. The next prime is 4255399. The reversal of 4255389 is 9835524.

4255389 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4255389 - 2¹ = 4255387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33444 + ... + 33570.

It is an arithmetic number, because the mean of its divisors is an integer number (213120).

Almost surely, 2^4255389 is an apocalyptic number.

It is an amenable number.

4255389 is a deficient number, since it is larger than the sum of its proper divisors (2564451).

4255389 is a wasteful number, since it uses less digits than its factorization.

4255389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 220 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 4255389 is about 2062.8594232279. The cubic root of 4255389 is about 162.0490249429.

The spelling of 4255389 in words is "four million, two hundred fifty-five thousand, three hundred eighty-nine".