42323203 has 24 divisors (see below), whose sum is σ = 49701680. Its totient is φ = 35717760.

The previous prime is 42323201. The next prime is 42323207. The reversal of 42323203 is 30232324.

It is not a de Polignac number, because 42323203 - 2¹ = 42323201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 693793 + ... + 693853.

Almost surely, 2^42323203 is an apocalyptic number.

42323203 is a deficient number, since it is larger than the sum of its proper divisors (7378477).

42323203 is a wasteful number, since it uses less digits than its factorization.

42323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 42323203 is about 6505.6285630214. The cubic root of 42323203 is about 348.4920237747.

Adding to 42323203 its reverse (30232324), we get a palindrome (72555527).

The spelling of 42323203 in words is "forty-two million, three hundred twenty-three thousand, two hundred three".