499073690 has 8 divisors (see below), whose sum is σ = 898332660. Its totient is φ = 199629472.

The previous prime is 499073677. The next prime is 499073699. The reversal of 499073690 is 96370994.

It can be written as a sum of positive squares in 2 ways, for example, as 414488881 + 84584809 = 20359^2 + 9197^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×499073690² = 498149096100432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (499073699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24953675 + ... + 24953694.

Almost surely, 2^499073690 is an apocalyptic number.

499073690 is a deficient number, since it is larger than the sum of its proper divisors (399258970).

499073690 is a wasteful number, since it uses less digits than its factorization.

499073690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49907376.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 499073690 is about 22339.9572515258. The cubic root of 499073690 is about 793.2100811672.

The spelling of 499073690 in words is "four hundred ninety-nine million, seventy-three thousand, six hundred ninety".