42666303 has 8 divisors (see below), whose sum is σ = 56919600. Its totient is φ = 28428608.

The previous prime is 42666293. The next prime is 42666313. The reversal of 42666303 is 30366624.

42666303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42666293) and next prime (42666313).

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

It is a cyclic number.

It is not a de Polignac number, because 42666303 - 2⁴ = 42666287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42666313) 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 7 ways as a sum of consecutive naturals, for example, 6283 + ... + 11171.

It is an arithmetic number, because the mean of its divisors is an integer number (7114950).

Almost surely, 2^42666303 is an apocalyptic number.

42666303 is a deficient number, since it is larger than the sum of its proper divisors (14253297).

42666303 is a wasteful number, since it uses less digits than its factorization.

42666303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7801.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 42666303 is about 6531.9448099322. The cubic root of 42666303 is about 349.4311931039.

The spelling of 42666303 in words is "forty-two million, six hundred sixty-six thousand, three hundred three".