2258432745 has 32 divisors (see below), whose sum is σ = 3856232448. Its totient is φ = 1124702208.

The previous prime is 2258432731. The next prime is 2258432747. The reversal of 2258432745 is 5472348522.

It is not a de Polignac number, because 2258432745 - 2¹⁵ = 2258399977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2258432697 and 2258432706.

It is not an unprimeable number, because it can be changed into a prime (2258432747) 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 31 ways as a sum of consecutive naturals, for example, 2484 + ... + 67253.

It is an arithmetic number, because the mean of its divisors is an integer number (120507264).

Almost surely, 2^2258432745 is an apocalyptic number.

It is an amenable number.

2258432745 is a deficient number, since it is larger than the sum of its proper divisors (1597799703).

2258432745 is a wasteful number, since it uses less digits than its factorization.

2258432745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69889.

The product of its digits is 537600, while the sum is 42.

The square root of 2258432745 is about 47522.9707089109. The cubic root of 2258432745 is about 1312.0056964930.

The spelling of 2258432745 in words is "two billion, two hundred fifty-eight million, four hundred thirty-two thousand, seven hundred forty-five".