499914997 has 4 divisors (see below), whose sum is σ = 500020000. Its totient is φ = 499809996.

The previous prime is 499914949. The next prime is 499915019. The reversal of 499914997 is 799419994.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 799419994 = 2 ⋅399709997.

It is a cyclic number.

It is not a de Polignac number, because 499914997 - 2¹⁹ = 499390709 is a prime.

It is a Duffinian number.

499914997 is a modest number, since divided by 14997 gives 4999 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499914797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45003 + ... + 55000.

It is an arithmetic number, because the mean of its divisors is an integer number (125005000).

Almost surely, 2^499914997 is an apocalyptic number.

It is an amenable number.

499914997 is a deficient number, since it is larger than the sum of its proper divisors (105003).

499914997 is a wasteful number, since it uses less digits than its factorization.

499914997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105002.

The product of its digits is 6613488, while the sum is 61.

The square root of 499914997 is about 22358.7789693445. The cubic root of 499914997 is about 793.6555454845.

The spelling of 499914997 in words is "four hundred ninety-nine million, nine hundred fourteen thousand, nine hundred ninety-seven".