499819633 has 4 divisors (see below), whose sum is σ = 501066468. Its totient is φ = 498572800.

The previous prime is 499819613. The next prime is 499819709. The reversal of 499819633 is 336918994.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 336918994 = 2 ⋅168459497.

It can be written as a sum of positive squares in 2 ways, for example, as 485012529 + 14807104 = 22023^2 + 3848^2 .

It is a cyclic number.

It is not a de Polignac number, because 499819633 - 2¹⁷ = 499688561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499819613) 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, 622816 + ... + 623617.

It is an arithmetic number, because the mean of its divisors is an integer number (125266617).

Almost surely, 2^499819633 is an apocalyptic number.

It is an amenable number.

499819633 is a deficient number, since it is larger than the sum of its proper divisors (1246835).

499819633 is a wasteful number, since it uses less digits than its factorization.

499819633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246834.

The product of its digits is 1259712, while the sum is 52.

The square root of 499819633 is about 22356.6462824816. The cubic root of 499819633 is about 793.6050762507.

The spelling of 499819633 in words is "four hundred ninety-nine million, eight hundred nineteen thousand, six hundred thirty-three".