258369268 has 6 divisors (see below), whose sum is σ = 452146226. Its totient is φ = 129184632.

The previous prime is 258369253. The next prime is 258369269. The reversal of 258369268 is 862963852.

It can be written as a sum of positive squares in only one way, i.e., 249260944 + 9108324 = 15788^2 + 3018^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258369269) 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 as a sum of consecutive naturals, namely, 32296155 + ... + 32296162.

Almost surely, 2^258369268 is an apocalyptic number.

It is an amenable number.

258369268 is a deficient number, since it is larger than the sum of its proper divisors (193776958).

258369268 is a wasteful number, since it uses less digits than its factorization.

258369268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64592321 (or 64592319 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 258369268 is about 16073.8691048546. The cubic root of 258369268 is about 636.9132516447.

The spelling of 258369268 in words is "two hundred fifty-eight million, three hundred sixty-nine thousand, two hundred sixty-eight".