499993499 has 2 divisors, whose sum is σ = 499993500. Its totient is φ = 499993498.

The previous prime is 499993457. The next prime is 499993541. The reversal of 499993499 is 994399994.

It is a balanced prime because it is at equal distance from previous prime (499993457) and next prime (499993541).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499993499 is a prime.

It is not a weakly prime, because it can be changed into another prime (499995499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249996749 + 249996750.

It is an arithmetic number, because the mean of its divisors is an integer number (249996750).

Almost surely, 2^499993499 is an apocalyptic number.

499993499 is a deficient number, since it is larger than the sum of its proper divisors (1).

499993499 is an equidigital number, since it uses as much as digits as its factorization.

499993499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25509168, while the sum is 65.

The square root of 499993499 is about 22360.5344077462. The cubic root of 499993499 is about 793.6970860711.

The spelling of 499993499 in words is "four hundred ninety-nine million, nine hundred ninety-three thousand, four hundred ninety-nine".