499066687 has 4 divisors (see below), whose sum is σ = 570361936. Its totient is φ = 427771440.

The previous prime is 499066657. The next prime is 499066697. The reversal of 499066687 is 786660994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 499066687 - 2¹¹ = 499064639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499066657) 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, 35647614 + ... + 35647627.

It is an arithmetic number, because the mean of its divisors is an integer number (142590484).

Almost surely, 2^499066687 is an apocalyptic number.

499066687 is a deficient number, since it is larger than the sum of its proper divisors (71295249).

499066687 is an equidigital number, since it uses as much as digits as its factorization.

499066687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71295248.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The square root of 499066687 is about 22339.8005138810. The cubic root of 499066687 is about 793.2063710429.

The spelling of 499066687 in words is "four hundred ninety-nine million, sixty-six thousand, six hundred eighty-seven".