2258422945 has 16 divisors (see below), whose sum is σ = 2789277120. Its totient is φ = 1754697664.

The previous prime is 2258422939. The next prime is 2258422963. The reversal of 2258422945 is 5492248522.

It is a cyclic number.

It is not a de Polignac number, because 2258422945 - 2⁹ = 2258422433 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, 21634 + ... + 70603.

It is an arithmetic number, because the mean of its divisors is an integer number (174329820).

Almost surely, 2^2258422945 is an apocalyptic number.

It is an amenable number.

2258422945 is a deficient number, since it is larger than the sum of its proper divisors (530854175).

2258422945 is an equidigital number, since it uses as much as digits as its factorization.

2258422945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92384.

The product of its digits is 460800, while the sum is 43.

The square root of 2258422945 is about 47522.8676007667. The cubic root of 2258422945 is about 1312.0037987648.

The spelling of 2258422945 in words is "two billion, two hundred fifty-eight million, four hundred twenty-two thousand, nine hundred forty-five".