2258578 has 16 divisors (see below), whose sum is σ = 4006080. Its totient is φ = 934416.

The previous prime is 2258573. The next prime is 2258593. The reversal of 2258578 is 8758522.

It is not an unprimeable number, because it can be changed into a prime (2258573) 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, 2376 + ... + 3187.

It is an arithmetic number, because the mean of its divisors is an integer number (250380).

2^2258578 is an apocalyptic number.

2258578 is a deficient number, since it is larger than the sum of its proper divisors (1747502).

2258578 is a wasteful number, since it uses less digits than its factorization.

2258578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5601.

The product of its digits is 44800, while the sum is 37.

The square root of 2258578 is about 1502.8566132536. The cubic root of 2258578 is about 131.2033823860.

The spelling of 2258578 in words is "two million, two hundred fifty-eight thousand, five hundred seventy-eight".