499656601 has 2 divisors, whose sum is σ = 499656602. Its totient is φ = 499656600.

The previous prime is 499656589. The next prime is 499656613. The reversal of 499656601 is 106656994.

It is a balanced prime because it is at equal distance from previous prime (499656589) and next prime (499656613).

It can be written as a sum of positive squares in only one way, i.e., 304328025 + 195328576 = 17445^2 + 13976^2 .

It is a cyclic number.

It is not a de Polignac number, because 499656601 - 2⁵ = 499656569 is a prime.

It is not a weakly prime, because it can be changed into another prime (499656691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249828300 + 249828301.

It is an arithmetic number, because the mean of its divisors is an integer number (249828301).

Almost surely, 2^499656601 is an apocalyptic number.

It is an amenable number.

499656601 is a deficient number, since it is larger than the sum of its proper divisors (1).

499656601 is an equidigital number, since it uses as much as digits as its factorization.

499656601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 499656601 is about 22352.9998210531. Note that the first 3 decimals coincide. The cubic root of 499656601 is about 793.5187803923.

The spelling of 499656601 in words is "four hundred ninety-nine million, six hundred fifty-six thousand, six hundred one".