1058688916 has 18 divisors (see below), whose sum is σ = 1883982282. Its totient is φ = 520416720.

The previous prime is 1058688893. The next prime is 1058688929. The reversal of 1058688916 is 6198868501.

It can be written as a sum of positive squares in only one way, i.e., 624800016 + 433888900 = 24996^2 + 20830^2 .

It is a super-2 number, since 2×1058688916² = 2241644441722510112, which contains 22 as substring.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 507211 + ... + 509293.

Almost surely, 2^1058688916 is an apocalyptic number.

It is an amenable number.

1058688916 is a deficient number, since it is larger than the sum of its proper divisors (825293366).

1058688916 is an frugal number, since it uses more digits than its factorization.

1058688916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 52.

The square root of 1058688916 is about 32537.5001498271. The cubic root of 1058688916 is about 1019.1922722380.

The spelling of 1058688916 in words is "one billion, fifty-eight million, six hundred eighty-eight thousand, nine hundred sixteen".