4002258 has 24 divisors (see below), whose sum is σ = 8669808. Its totient is φ = 1231152.

The previous prime is 4002247. The next prime is 4002263. The reversal of 4002258 is 8522004.

4002258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 960 + ... + 2987.

It is an arithmetic number, because the mean of its divisors is an integer number (361242).

Almost surely, 2^4002258 is an apocalyptic number.

4002258 is an abundant number, since it is smaller than the sum of its proper divisors (4667550).

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

4002258 is a wasteful number, since it uses less digits than its factorization.

4002258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978 (or 3965 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4002258 is about 2000.5644203574. The cubic root of 4002258 is about 158.7699691746.

The spelling of 4002258 in words is "four million, two thousand, two hundred fifty-eight".