945558458 has 16 divisors (see below), whose sum is σ = 1568724360. Its totient is φ = 424616256.

The previous prime is 945558431. The next prime is 945558461. The reversal of 945558458 is 854855549.

945558458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 945132049 + 426409 = 30743^2 + 653^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490493 + ... + 492416.

Almost surely, 2^945558458 is an apocalyptic number.

945558458 is a deficient number, since it is larger than the sum of its proper divisors (623165902).

945558458 is a wasteful number, since it uses less digits than its factorization.

945558458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982961.

The product of its digits is 5760000, while the sum is 53.

The square root of 945558458 is about 30749.9342763525. The cubic root of 945558458 is about 981.5131622017.

The spelling of 945558458 in words is "nine hundred forty-five million, five hundred fifty-eight thousand, four hundred fifty-eight".