42303203 has 4 divisors (see below), whose sum is σ = 42322608. Its totient is φ = 42283800.

The previous prime is 42303181. The next prime is 42303241. The reversal of 42303203 is 30230324.

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 42303203 - 2⁸ = 42302947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42303263) 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, 5948 + ... + 10953.

It is an arithmetic number, because the mean of its divisors is an integer number (10580652).

Almost surely, 2^42303203 is an apocalyptic number.

42303203 is a deficient number, since it is larger than the sum of its proper divisors (19405).

42303203 is a wasteful number, since it uses less digits than its factorization.

42303203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19404.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 42303203 is about 6504.0912508974. The cubic root of 42303203 is about 348.4371213560.

Adding to 42303203 its reverse (30230324), we get a palindrome (72533527).

The spelling of 42303203 in words is "forty-two million, three hundred three thousand, two hundred three".