499667 has 8 divisors (see below), whose sum is σ = 585312. Its totient is φ = 417600.

The previous prime is 499663. The next prime is 499669. The reversal of 499667 is 766994.

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

It is a cyclic number.

It is not a de Polignac number, because 499667 - 2² = 499663 is a prime.

It is a super-5 number, since 5×499667⁵ (a number of 30 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (499661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584 + ... + 1157.

It is an arithmetic number, because the mean of its divisors is an integer number (73164).

2⁴⁹⁹⁶⁶⁷ is an apocalyptic number.

499667 is a deficient number, since it is larger than the sum of its proper divisors (85645).

499667 is a wasteful number, since it uses less digits than its factorization.

499667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789.

The product of its digits is 81648, while the sum is 41.

The square root of 499667 is about 706.8712754102. The cubic root of 499667 is about 79.3524285336.

The spelling of 499667 in words is "four hundred ninety-nine thousand, six hundred sixty-seven".