1058863394 has 32 divisors (see below), whose sum is σ = 1714907376. Its totient is φ = 488540160.

The previous prime is 1058863361. The next prime is 1058863441. The reversal of 1058863394 is 4933688501.

It can be written as a sum of positive squares in 8 ways, for example, as 204061225 + 854802169 = 14285^2 + 29237^2 .

It is a super-2 number, since 2×1058863394² = 2242383374306398472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 448064 + ... + 450420.

Almost surely, 2^1058863394 is an apocalyptic number.

1058863394 is a deficient number, since it is larger than the sum of its proper divisors (656043982).

1058863394 is a wasteful number, since it uses less digits than its factorization.

1058863394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 1058863394 is about 32540.1812226054. The cubic root of 1058863394 is about 1019.2482587380.

The spelling of 1058863394 in words is "one billion, fifty-eight million, eight hundred sixty-three thousand, three hundred ninety-four".