499861245 has 32 divisors (see below), whose sum is σ = 862388352. Its totient is φ = 245774592.

The previous prime is 499861213. The next prime is 499861261. The reversal of 499861245 is 542168994.

It is not a de Polignac number, because 499861245 - 2⁵ = 499861213 is a prime.

It is a super-2 number, since 2×499861245² = 499722528505900050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 499861194 and 499861203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266802 + ... + 268668.

It is an arithmetic number, because the mean of its divisors is an integer number (26949636).

Almost surely, 2^499861245 is an apocalyptic number.

It is an amenable number.

499861245 is a deficient number, since it is larger than the sum of its proper divisors (362527107).

499861245 is a wasteful number, since it uses less digits than its factorization.

499861245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261.

The product of its digits is 622080, while the sum is 48.

The square root of 499861245 is about 22357.5769035913. The cubic root of 499861245 is about 793.6270992471.

The spelling of 499861245 in words is "four hundred ninety-nine million, eight hundred sixty-one thousand, two hundred forty-five".