499220047 has 2 divisors, whose sum is σ = 499220048. Its totient is φ = 499220046.

The previous prime is 499220023. The next prime is 499220053. The reversal of 499220047 is 740022994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499220047 - 2¹⁵ = 499187279 is a prime.

It is equal to p_26316937 and since 499220047 and 26316937 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 499219988 and 499220015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499220087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249610023 + 249610024.

It is an arithmetic number, because the mean of its divisors is an integer number (249610024).

Almost surely, 2^499220047 is an apocalyptic number.

499220047 is a deficient number, since it is larger than the sum of its proper divisors (1).

499220047 is an equidigital number, since it uses as much as digits as its factorization.

499220047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 499220047 is about 22343.2326891164. The cubic root of 499220047 is about 793.2876118030.

The spelling of 499220047 in words is "four hundred ninety-nine million, two hundred twenty thousand, forty-seven".