919858468 has 12 divisors (see below), whose sum is σ = 1609986700. Its totient is φ = 459862272.

The previous prime is 919858441. The next prime is 919858523. The reversal of 919858468 is 864858919.

It can be written as a sum of positive squares in 2 ways, for example, as 451222564 + 468635904 = 21242^2 + 21648^2 .

It is a super-2 number, since 2×919858468² = 1692279202302614048, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 26680 + ... + 50512.

Almost surely, 2^919858468 is an apocalyptic number.

It is an amenable number.

919858468 is a deficient number, since it is larger than the sum of its proper divisors (690128232).

919858468 is a wasteful number, since it uses less digits than its factorization.

919858468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33486 (or 33484 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 58.

The square root of 919858468 is about 30329.1686005403. The cubic root of 919858468 is about 972.5389495880.

The spelling of 919858468 in words is "nine hundred nineteen million, eight hundred fifty-eight thousand, four hundred sixty-eight".