2258624 has 14 divisors (see below), whose sum is σ = 4482084. Its totient is φ = 1129280.

The previous prime is 2258621. The next prime is 2258639. The reversal of 2258624 is 4268522.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2258621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17582 + ... + 17709.

2^2258624 is an apocalyptic number.

It is an amenable number.

2258624 is a deficient number, since it is larger than the sum of its proper divisors (2223460).

2258624 is an equidigital number, since it uses as much as digits as its factorization.

2258624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35303 (or 35293 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 2258624 is about 1502.8719173636. The cubic root of 2258624 is about 131.2042731109.

It can be divided in two parts, 2258 and 624, that added together give a palindrome (2882).

The spelling of 2258624 in words is "two million, two hundred fifty-eight thousand, six hundred twenty-four".