258001226 has 16 divisors (see below), whose sum is σ = 457539840. Its totient is φ = 106758960.

The previous prime is 258001223. The next prime is 258001241. The reversal of 258001226 is 622100852.

It is a junction number, because it is equal to n+sod(n) for n = 258001195 and 258001204.

It is not an unprimeable number, because it can be changed into a prime (258001223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 317330 + ... + 318141.

It is an arithmetic number, because the mean of its divisors is an integer number (28596240).

Almost surely, 2^258001226 is an apocalyptic number.

258001226 is a deficient number, since it is larger than the sum of its proper divisors (199538614).

258001226 is a wasteful number, since it uses less digits than its factorization.

258001226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635509.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 258001226 is about 16062.4165678767. The cubic root of 258001226 is about 636.6106844167.

The spelling of 258001226 in words is "two hundred fifty-eight million, one thousand, two hundred twenty-six".