258025070 has 16 divisors (see below), whose sum is σ = 470808720. Its totient is φ = 101795904.

The previous prime is 258025057. The next prime is 258025129. The reversal of 258025070 is 70520852.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176000 + ... + 177459.

It is an arithmetic number, because the mean of its divisors is an integer number (29425545).

Almost surely, 2^258025070 is an apocalyptic number.

258025070 is a deficient number, since it is larger than the sum of its proper divisors (212783650).

258025070 is a wasteful number, since it uses less digits than its factorization.

258025070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353539.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 258025070 is about 16063.1587802649. The cubic root of 258025070 is about 636.6302952764.

The spelling of 258025070 in words is "two hundred fifty-eight million, twenty-five thousand, seventy".