499220023 has 2 divisors, whose sum is σ = 499220024. Its totient is φ = 499220022.

The previous prime is 499220009. The next prime is 499220047. The reversal of 499220023 is 320022994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499220023 - 2¹⁷ = 499088951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499220053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249610011 + 249610012.

It is an arithmetic number, because the mean of its divisors is an integer number (249610012).

Almost surely, 2^499220023 is an apocalyptic number.

499220023 is a deficient number, since it is larger than the sum of its proper divisors (1).

499220023 is an equidigital number, since it uses as much as digits as its factorization.

499220023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 499220023 is about 22343.2321520410. The cubic root of 499220023 is about 793.2875990905.

The spelling of 499220023 in words is "four hundred ninety-nine million, two hundred twenty thousand, twenty-three".