258262345 has 16 divisors (see below), whose sum is σ = 355884480. Its totient is φ = 177940800.

The previous prime is 258262339. The next prime is 258262363. The reversal of 258262345 is 543262852.

258262345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 258262345 - 2³ = 258262337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122526 + ... + 124615.

It is an arithmetic number, because the mean of its divisors is an integer number (22242780).

Almost surely, 2^258262345 is an apocalyptic number.

It is an amenable number.

258262345 is a deficient number, since it is larger than the sum of its proper divisors (97622135).

258262345 is a wasteful number, since it uses less digits than its factorization.

258262345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247176.

The product of its digits is 115200, while the sum is 37.

The square root of 258262345 is about 16070.5427724144. The cubic root of 258262345 is about 636.8253799040.

The spelling of 258262345 in words is "two hundred fifty-eight million, two hundred sixty-two thousand, three hundred forty-five".