499996351 has 2 divisors, whose sum is σ = 499996352. Its totient is φ = 499996350.

The previous prime is 499996339. The next prime is 499996369. The reversal of 499996351 is 153699994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499996351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 499996292 and 499996301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499996051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249998175 + 249998176.

It is an arithmetic number, because the mean of its divisors is an integer number (249998176).

Almost surely, 2^499996351 is an apocalyptic number.

499996351 is a deficient number, since it is larger than the sum of its proper divisors (1).

499996351 is an equidigital number, since it uses as much as digits as its factorization.

499996351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2361960, while the sum is 55.

The square root of 499996351 is about 22360.5981807285. The cubic root of 499996351 is about 793.6985951706.

The spelling of 499996351 in words is "four hundred ninety-nine million, nine hundred ninety-six thousand, three hundred fifty-one".