492999769 has 2 divisors, whose sum is σ = 492999770. Its totient is φ = 492999768.

The previous prime is 492999757. The next prime is 492999791. The reversal of 492999769 is 967999294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 398521369 + 94478400 = 19963^2 + 9720^2 .

It is a cyclic number.

It is not a de Polignac number, because 492999769 - 2²¹ = 490902617 is a prime.

It is a super-2 number, since 2×492999769² = 486097544468106722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 492999769.

It is not a weakly prime, because it can be changed into another prime (492999709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246499884 + 246499885.

It is an arithmetic number, because the mean of its divisors is an integer number (246499885).

Almost surely, 2^492999769 is an apocalyptic number.

It is an amenable number.

492999769 is a deficient number, since it is larger than the sum of its proper divisors (1).

492999769 is an equidigital number, since it uses as much as digits as its factorization.

492999769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19840464, while the sum is 64.

The square root of 492999769 is about 22203.5981093155. The cubic root of 492999769 is about 789.9790460714.

The spelling of 492999769 in words is "four hundred ninety-two million, nine hundred ninety-nine thousand, seven hundred sixty-nine".