258322628 has 12 divisors (see below), whose sum is σ = 466647552. Its totient is φ = 124994760.

The previous prime is 258322621. The next prime is 258322663. The reversal of 258322628 is 826223852.

258322628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 258322591 and 258322600.

It is not an unprimeable number, because it can be changed into a prime (258322621) 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, 1041500 + ... + 1041747.

It is an arithmetic number, because the mean of its divisors is an integer number (38887296).

Almost surely, 2^258322628 is an apocalyptic number.

It is an amenable number.

258322628 is a deficient number, since it is larger than the sum of its proper divisors (208324924).

258322628 is a wasteful number, since it uses less digits than its factorization.

258322628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083282 (or 2083280 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 258322628 is about 16072.4182374651. The cubic root of 258322628 is about 636.8749248190.

The spelling of 258322628 in words is "two hundred fifty-eight million, three hundred twenty-two thousand, six hundred twenty-eight".