42305303 has 4 divisors (see below), whose sum is σ = 44144688. Its totient is φ = 40465920.

The previous prime is 42305261. The next prime is 42305323. The reversal of 42305303 is 30350324.

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 42305303 - 2⁶ = 42305239 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 (42305323) 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, 919658 + ... + 919703.

It is an arithmetic number, because the mean of its divisors is an integer number (11036172).

Almost surely, 2^42305303 is an apocalyptic number.

42305303 is a deficient number, since it is larger than the sum of its proper divisors (1839385).

42305303 is a wasteful number, since it uses less digits than its factorization.

42305303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839384.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 42305303 is about 6504.2526857434. The cubic root of 42305303 is about 348.4428869230.

Adding to 42305303 its reverse (30350324), we get a palindrome (72655627).

The spelling of 42305303 in words is "forty-two million, three hundred five thousand, three hundred three".