499430 has 8 divisors (see below), whose sum is σ = 898992. Its totient is φ = 199768.

The previous prime is 499423. The next prime is 499439. The reversal of 499430 is 34994.

It is a happy number.

499430 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 499393 and 499402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24962 + ... + 24981.

It is an arithmetic number, because the mean of its divisors is an integer number (112374).

2⁴⁹⁹⁴³⁰ is an apocalyptic number.

499430 is a deficient number, since it is larger than the sum of its proper divisors (399562).

499430 is a wasteful number, since it uses less digits than its factorization.

499430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49950.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 499430 is about 706.7036153863. The cubic root of 499430 is about 79.3398805101.

It can be divided in two parts, 499 and 430, that added together give a palindrome (929).

The spelling of 499430 in words is "four hundred ninety-nine thousand, four hundred thirty".