916700819 has 2 divisors, whose sum is σ = 916700820. Its totient is φ = 916700818.

The previous prime is 916700803. The next prime is 916700867. The reversal of 916700819 is 918007619.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 916700819 - 2⁴ = 916700803 is a prime.

It is a super-2 number, since 2×916700819² = 1680680783110541522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (916730819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458350409 + 458350410.

It is an arithmetic number, because the mean of its divisors is an integer number (458350410).

Almost surely, 2^916700819 is an apocalyptic number.

916700819 is a deficient number, since it is larger than the sum of its proper divisors (1).

916700819 is an equidigital number, since it uses as much as digits as its factorization.

916700819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 41.

The square root of 916700819 is about 30277.0675429441. The cubic root of 916700819 is about 971.4248443968.

The spelling of 916700819 in words is "nine hundred sixteen million, seven hundred thousand, eight hundred nineteen".