42322003 has 4 divisors (see below), whose sum is σ = 42696648. Its totient is φ = 41947360.

The previous prime is 42321997. The next prime is 42322067. The reversal of 42322003 is 30022324.

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 42322003 - 2⁹ = 42321491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42322403) 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 3 ways as a sum of consecutive naturals, for example, 187153 + ... + 187378.

It is an arithmetic number, because the mean of its divisors is an integer number (10674162).

Almost surely, 2^42322003 is an apocalyptic number.

42322003 is a deficient number, since it is larger than the sum of its proper divisors (374645).

42322003 is a wasteful number, since it uses less digits than its factorization.

42322003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374644.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 42322003 is about 6505.5363345385. The cubic root of 42322003 is about 348.4887301174.

Adding to 42322003 its reverse (30022324), we get a palindrome (72344327).

The spelling of 42322003 in words is "forty-two million, three hundred twenty-two thousand, three".