42016703 has 4 divisors (see below), whose sum is σ = 42548640. Its totient is φ = 41484768.

The previous prime is 42016693. The next prime is 42016717. The reversal of 42016703 is 30761024.

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 42016703 - 2²⁰ = 40968127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42016763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265850 + ... + 266007.

It is an arithmetic number, because the mean of its divisors is an integer number (10637160).

Almost surely, 2^42016703 is an apocalyptic number.

42016703 is a deficient number, since it is larger than the sum of its proper divisors (531937).

42016703 is an equidigital number, since it uses as much as digits as its factorization.

42016703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531936.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 42016703 is about 6482.0292347381. The cubic root of 42016703 is about 347.6487378046.

Adding to 42016703 its reverse (30761024), we get a palindrome (72777727).

The spelling of 42016703 in words is "forty-two million, sixteen thousand, seven hundred three".