2946444458 has 16 divisors (see below), whose sum is σ = 4542327720. Its totient is φ = 1432391616.

The previous prime is 2946444433. The next prime is 2946444497. The reversal of 2946444458 is 8544446492.

It can be written as a sum of positive squares in 4 ways, for example, as 2547523729 + 398920729 = 50473^2 + 19973^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97148 + ... + 123816.

Almost surely, 2^2946444458 is an apocalyptic number.

2946444458 is a deficient number, since it is larger than the sum of its proper divisors (1595883262).

2946444458 is a wasteful number, since it uses less digits than its factorization.

2946444458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201.

The product of its digits is 4423680, while the sum is 50.

The square root of 2946444458 is about 54281.1611703361. The cubic root of 2946444458 is about 1433.6157148468.

The spelling of 2946444458 in words is "two billion, nine hundred forty-six million, four hundred forty-four thousand, four hundred fifty-eight".