499042343 has 4 divisors (see below), whose sum is σ = 500984400. Its totient is φ = 497100288.

The previous prime is 499042337. The next prime is 499042351. The reversal of 499042343 is 343240994.

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 499042343 - 2⁶ = 499042279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499042297 and 499042306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499042373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970643 + ... + 971156.

It is an arithmetic number, because the mean of its divisors is an integer number (125246100).

Almost surely, 2^499042343 is an apocalyptic number.

499042343 is a deficient number, since it is larger than the sum of its proper divisors (1942057).

499042343 is a wasteful number, since it uses less digits than its factorization.

499042343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942056.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 499042343 is about 22339.2556500883. The cubic root of 499042343 is about 793.1934735482.

The spelling of 499042343 in words is "four hundred ninety-nine million, forty-two thousand, three hundred forty-three".