499611 has 16 divisors (see below), whose sum is σ = 783104. Its totient is φ = 277344.

The previous prime is 499607. The next prime is 499621. The reversal of 499611 is 116994.

Added to its reverse (116994) it gives a triangular number (616605 = T₁₁₁₀).

It is not a de Polignac number, because 499611 - 2² = 499607 is a prime.

It is a super-2 number, since 2×499611² = 499222302642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456 + ... + 1098.

It is an arithmetic number, because the mean of its divisors is an integer number (48944).

2⁴⁹⁹⁶¹¹ is an apocalyptic number.

499611 is a deficient number, since it is larger than the sum of its proper divisors (283493).

499611 is a wasteful number, since it uses less digits than its factorization.

499611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its digits is 1944, while the sum is 30.

The square root of 499611 is about 706.8316631278. The cubic root of 499611 is about 79.3494639579.

Adding to 499611 its reverse (116994), we get a triangular number (616605 = T₁₁₁₀).

The spelling of 499611 in words is "four hundred ninety-nine thousand, six hundred eleven".