992297783 has 4 divisors (see below), whose sum is σ = 1019116680. Its totient is φ = 965478888.

The previous prime is 992297771. The next prime is 992297791. The reversal of 992297783 is 387792299.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 992297783 - 2¹⁶ = 992232247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992297723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13409393 + ... + 13409466.

It is an arithmetic number, because the mean of its divisors is an integer number (254779170).

Almost surely, 2^992297783 is an apocalyptic number.

992297783 is a deficient number, since it is larger than the sum of its proper divisors (26818897).

992297783 is a wasteful number, since it uses less digits than its factorization.

992297783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26818896.

The product of its digits is 3429216, while the sum is 56.

The square root of 992297783 is about 31500.7584511865. The cubic root of 992297783 is about 997.4259744104.

The spelling of 992297783 in words is "nine hundred ninety-two million, two hundred ninety-seven thousand, seven hundred eighty-three".