992845879 has 2 divisors, whose sum is σ = 992845880. Its totient is φ = 992845878.

The previous prime is 992845871. The next prime is 992845927. The reversal of 992845879 is 978548299.

It is a weak prime.

It is an emirp because it is prime and its reverse (978548299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 992845879 - 2³ = 992845871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992845871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496422939 + 496422940.

It is an arithmetic number, because the mean of its divisors is an integer number (496422940).

Almost surely, 2^992845879 is an apocalyptic number.

992845879 is a deficient number, since it is larger than the sum of its proper divisors (1).

992845879 is an equidigital number, since it uses as much as digits as its factorization.

992845879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 61.

The square root of 992845879 is about 31509.4569772315. The cubic root of 992845879 is about 997.6095834618.

The spelling of 992845879 in words is "nine hundred ninety-two million, eight hundred forty-five thousand, eight hundred seventy-nine".