2258871 has 8 divisors (see below), whose sum is σ = 3020544. Its totient is φ = 1501560.

The previous prime is 2258863. The next prime is 2258873. The reversal of 2258871 is 1788522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2258871 - 2³ = 2258863 is a prime.

2258871 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258873) 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, 420 + ... + 2166.

It is an arithmetic number, because the mean of its divisors is an integer number (377568).

2^2258871 is an apocalyptic number.

2258871 is a deficient number, since it is larger than the sum of its proper divisors (761673).

2258871 is a wasteful number, since it uses less digits than its factorization.

2258871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181.

The product of its digits is 8960, while the sum is 33.

The square root of 2258871 is about 1502.9540911152. The cubic root of 2258871 is about 131.2090557092.

The spelling of 2258871 in words is "two million, two hundred fifty-eight thousand, eight hundred seventy-one".