258250024 has 16 divisors (see below), whose sum is σ = 484856820. Its totient is φ = 128954880.

The previous prime is 258249989. The next prime is 258250037. The reversal of 258250024 is 420052852.

It can be written as a sum of positive squares in 2 ways, for example, as 162562500 + 95687524 = 12750^2 + 9782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 258249974 and 258250001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14697 + ... + 27064.

Almost surely, 2^258250024 is an apocalyptic number.

It is an amenable number.

258250024 is a deficient number, since it is larger than the sum of its proper divisors (226606796).

258250024 is a wasteful number, since it uses less digits than its factorization.

258250024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42540 (or 42536 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 258250024 is about 16070.1594267138. The cubic root of 258250024 is about 636.8152526691.

The spelling of 258250024 in words is "two hundred fifty-eight million, two hundred fifty thousand, twenty-four".