916868319 has 8 divisors (see below), whose sum is σ = 1243211520. Its totient is φ = 600885336.

The previous prime is 916868311. The next prime is 916868357. The reversal of 916868319 is 913868619.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 916868319 - 2³ = 916868311 is a prime.

It is a super-2 number, since 2×916868319² = 1681295028771771522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916868311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2589847 + ... + 2590200.

It is an arithmetic number, because the mean of its divisors is an integer number (155401440).

Almost surely, 2^916868319 is an apocalyptic number.

916868319 is a deficient number, since it is larger than the sum of its proper divisors (326343201).

916868319 is a wasteful number, since it uses less digits than its factorization.

916868319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180109.

The product of its digits is 559872, while the sum is 51.

The square root of 916868319 is about 30279.8335365305. The cubic root of 916868319 is about 971.4840071934.

The spelling of 916868319 in words is "nine hundred sixteen million, eight hundred sixty-eight thousand, three hundred nineteen".