42516803 has 4 divisors (see below), whose sum is σ = 48590640. Its totient is φ = 36442968.

The previous prime is 42516781. The next prime is 42516829. The reversal of 42516803 is 30861524.

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 42516803 - 2¹² = 42512707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42516883) 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, 3036908 + ... + 3036921.

It is an arithmetic number, because the mean of its divisors is an integer number (12147660).

Almost surely, 2^42516803 is an apocalyptic number.

42516803 is a deficient number, since it is larger than the sum of its proper divisors (6073837).

42516803 is an equidigital number, since it uses as much as digits as its factorization.

42516803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073836.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 42516803 is about 6520.4910091189. The cubic root of 42516803 is about 349.0225872963.

The spelling of 42516803 in words is "forty-two million, five hundred sixteen thousand, eight hundred three".