2002858 has 32 divisors (see below), whose sum is σ = 3628800. Its totient is φ = 816960.

The previous prime is 2002853. The next prime is 2002867. The reversal of 2002858 is 8582002.

It is a super-2 number, since 2×2002858² = 8022880336328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2002853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13368 + ... + 13516.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

2^2002858 is an apocalyptic number.

2002858 is a deficient number, since it is larger than the sum of its proper divisors (1625942).

2002858 is a wasteful number, since it uses less digits than its factorization.

2002858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 2002858 is about 1415.2236572358. The cubic root of 2002858 is about 126.0520906647.

The spelling of 2002858 in words is "two million, two thousand, eight hundred fifty-eight".