2258742 has 16 divisors (see below), whose sum is σ = 4565232. Its totient is φ = 744960.

The previous prime is 2258741. The next prime is 2258743. The reversal of 2258742 is 2478522.

It is an interprime number because it is at equal distance from previous prime (2258741) and next prime (2258743).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258741) 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, 1359 + ... + 2522.

It is an arithmetic number, because the mean of its divisors is an integer number (285327).

2^2258742 is an apocalyptic number.

2258742 is an abundant number, since it is smaller than the sum of its proper divisors (2306490).

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

2258742 is a wasteful number, since it uses less digits than its factorization.

2258742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983.

The product of its digits is 8960, while the sum is 30.

The square root of 2258742 is about 1502.9111750200. The cubic root of 2258742 is about 131.2065579584.

The spelling of 2258742 in words is "two million, two hundred fifty-eight thousand, seven hundred forty-two".