258628382 has 8 divisors (see below), whose sum is σ = 388180296. Its totient is φ = 129234952.

The previous prime is 258628379. The next prime is 258628387. The reversal of 258628382 is 283826852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258628387) 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 3 ways as a sum of consecutive naturals, for example, 35453 + ... + 42120.

It is an arithmetic number, because the mean of its divisors is an integer number (48522537).

Almost surely, 2^258628382 is an apocalyptic number.

258628382 is a deficient number, since it is larger than the sum of its proper divisors (129551914).

258628382 is a wasteful number, since it uses less digits than its factorization.

258628382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79242.

The product of its digits is 368640, while the sum is 44.

The square root of 258628382 is about 16081.9271855086. The cubic root of 258628382 is about 637.1260968780.

The spelling of 258628382 in words is "two hundred fifty-eight million, six hundred twenty-eight thousand, three hundred eighty-two".