258064626 has 8 divisors (see below), whose sum is σ = 516129264. Its totient is φ = 86021540.

The previous prime is 258064621. The next prime is 258064627. The reversal of 258064626 is 626460852.

258064626 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

258064626 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (258064621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21505380 + ... + 21505391.

It is an arithmetic number, because the mean of its divisors is an integer number (64516158).

Almost surely, 2^258064626 is an apocalyptic number.

258064626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258064626 is a wasteful number, since it uses less digits than its factorization.

258064626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43010776.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 258064626 is about 16064.3899977559. The cubic root of 258064626 is about 636.6628260446.

The spelling of 258064626 in words is "two hundred fifty-eight million, sixty-four thousand, six hundred twenty-six".