992907077 has 4 divisors (see below), whose sum is σ = 994456716. Its totient is φ = 991357440.

The previous prime is 992907067. The next prime is 992907107. The reversal of 992907077 is 770709299.

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

It can be written as a sum of positive squares in 2 ways, for example, as 587529121 + 405377956 = 24239^2 + 20134^2 .

It is a cyclic number.

It is not a de Polignac number, because 992907077 - 2¹⁴ = 992890693 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 (992907067) by changing a digit.

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, 773858 + ... + 775139.

It is an arithmetic number, because the mean of its divisors is an integer number (248614179).

Almost surely, 2^992907077 is an apocalyptic number.

It is an amenable number.

992907077 is a deficient number, since it is larger than the sum of its proper divisors (1549639).

992907077 is a wasteful number, since it uses less digits than its factorization.

992907077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549638.

The product of its (nonzero) digits is 500094, while the sum is 50.

The square root of 992907077 is about 31510.4280675461. The cubic root of 992907077 is about 997.6300802506.

The spelling of 992907077 in words is "nine hundred ninety-two million, nine hundred seven thousand, seventy-seven".