42003332 has 24 divisors (see below), whose sum is σ = 84173376. Its totient is φ = 17965728.

The previous prime is 42003329. The next prime is 42003337. The reversal of 42003332 is 23330024.

It is a self number, because there is not a number n which added to its sum of digits gives 42003332.

It is not an unprimeable number, because it can be changed into a prime (42003337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16838 + ... + 19170.

It is an arithmetic number, because the mean of its divisors is an integer number (3507224).

Almost surely, 2^42003332 is an apocalyptic number.

It is an amenable number.

42003332 is an abundant number, since it is smaller than the sum of its proper divisors (42170044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42003332 is a wasteful number, since it uses less digits than its factorization.

42003332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987 (or 2985 counting only the distinct ones).

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

The square root of 42003332 is about 6480.9977626906. The cubic root of 42003332 is about 347.6118564049.

Adding to 42003332 its reverse (23330024), we get a palindrome (65333356).

The spelling of 42003332 in words is "forty-two million, three thousand, three hundred thirty-two".