499670 has 16 divisors (see below), whose sum is σ = 930960. Its totient is φ = 192864.

The previous prime is 499669. The next prime is 499673. The reversal of 499670 is 76994.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 499670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499673) 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, 572 + ... + 1151.

It is an arithmetic number, because the mean of its divisors is an integer number (58185).

2⁴⁹⁹⁶⁷⁰ is an apocalyptic number.

499670 is a deficient number, since it is larger than the sum of its proper divisors (431290).

499670 is a wasteful number, since it uses less digits than its factorization.

499670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 499670 is about 706.8733974341. The cubic root of 499670 is about 79.3525873439.

The spelling of 499670 in words is "four hundred ninety-nine thousand, six hundred seventy".