992365949 has 2 divisors, whose sum is σ = 992365950. Its totient is φ = 992365948.

The previous prime is 992365919. The next prime is 992365961. The reversal of 992365949 is 949563299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 976125049 + 16240900 = 31243^2 + 4030^2 .

It is an emirp because it is prime and its reverse (949563299) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992365949 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 992365894 and 992365903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992365909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496182974 + 496182975.

It is an arithmetic number, because the mean of its divisors is an integer number (496182975).

Almost surely, 2^992365949 is an apocalyptic number.

It is an amenable number.

992365949 is a deficient number, since it is larger than the sum of its proper divisors (1).

992365949 is an equidigital number, since it uses as much as digits as its factorization.

992365949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4723920, while the sum is 56.

The square root of 992365949 is about 31501.8404065540. The cubic root of 992365949 is about 997.4488133147.

The spelling of 992365949 in words is "nine hundred ninety-two million, three hundred sixty-five thousand, nine hundred forty-nine".