499284397 has 2 divisors, whose sum is σ = 499284398. Its totient is φ = 499284396.

The previous prime is 499284311. The next prime is 499284439. The reversal of 499284397 is 793482994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338780836 + 160503561 = 18406^2 + 12669^2 .

It is a cyclic number.

It is not a de Polignac number, because 499284397 - 2¹¹ = 499282349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499284497) 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 as a sum of consecutive naturals, namely, 249642198 + 249642199.

It is an arithmetic number, because the mean of its divisors is an integer number (249642199).

Almost surely, 2^499284397 is an apocalyptic number.

It is an amenable number.

499284397 is a deficient number, since it is larger than the sum of its proper divisors (1).

499284397 is an equidigital number, since it uses as much as digits as its factorization.

499284397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 55.

The square root of 499284397 is about 22344.6726760541. The cubic root of 499284397 is about 793.3216955468.

The spelling of 499284397 in words is "four hundred ninety-nine million, two hundred eighty-four thousand, three hundred ninety-seven".