992248549 has 2 divisors, whose sum is σ = 992248550. Its totient is φ = 992248548.

The previous prime is 992248529. The next prime is 992248559. The reversal of 992248549 is 945842299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 913127524 + 79121025 = 30218^2 + 8895^2 .

It is an emirp because it is prime and its reverse (945842299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 992248549 - 2²³ = 983859941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 992248496 and 992248505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992248529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496124274 + 496124275.

It is an arithmetic number, because the mean of its divisors is an integer number (496124275).

Almost surely, 2^992248549 is an apocalyptic number.

It is an amenable number.

992248549 is a deficient number, since it is larger than the sum of its proper divisors (1).

992248549 is an equidigital number, since it uses as much as digits as its factorization.

992248549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 52.

The square root of 992248549 is about 31499.9769682455. The cubic root of 992248549 is about 997.4094779905.

The spelling of 992248549 in words is "nine hundred ninety-two million, two hundred forty-eight thousand, five hundred forty-nine".