258594225 has 48 divisors (see below), whose sum is σ = 456542208. Its totient is φ = 128701440.

The previous prime is 258594223. The next prime is 258594241. The reversal of 258594225 is 522495852.

It is not a de Polignac number, because 258594225 - 2¹ = 258594223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (258594223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161127 + ... + 162723.

It is an arithmetic number, because the mean of its divisors is an integer number (9511296).

Almost surely, 2^258594225 is an apocalyptic number.

258594225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

258594225 is a deficient number, since it is larger than the sum of its proper divisors (197947983).

258594225 is a wasteful number, since it uses less digits than its factorization.

258594225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754 (or 1749 counting only the distinct ones).

The product of its digits is 288000, while the sum is 42.

The square root of 258594225 is about 16080.8651819484. The cubic root of 258594225 is about 637.0980472700.

The spelling of 258594225 in words is "two hundred fifty-eight million, five hundred ninety-four thousand, two hundred twenty-five".