42003022 has 8 divisors (see below), whose sum is σ = 66710736. Its totient is φ = 19766112.

The previous prime is 42002999. The next prime is 42003023. The reversal of 42003022 is 22030024.

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

It is a junction number, because it is equal to n+sod(n) for n = 42002993 and 42003011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42003023) 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, 617658 + ... + 617725.

It is an arithmetic number, because the mean of its divisors is an integer number (8338842).

Almost surely, 2^42003022 is an apocalyptic number.

42003022 is a deficient number, since it is larger than the sum of its proper divisors (24707714).

42003022 is a wasteful number, since it uses less digits than its factorization.

42003022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235402.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 42003022 is about 6480.9738465758. The cubic root of 42003022 is about 347.6110012351.

Adding to 42003022 its reverse (22030024), we get a palindrome (64033046).

The spelling of 42003022 in words is "forty-two million, three thousand, twenty-two".