42902002 has 36 divisors (see below), whose sum is σ = 76667850. Its totient is φ = 17983680.

The previous prime is 42901993. The next prime is 42902021. The reversal of 42902002 is 20020924.

It is a happy number.

42902002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 31348801 + 11553201 = 5599^2 + 3399^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 40374 + ... + 41422.

Almost surely, 2^42902002 is an apocalyptic number.

42902002 is a deficient number, since it is larger than the sum of its proper divisors (33765848).

42902002 is a wasteful number, since it uses less digits than its factorization.

42902002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1075 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 42902002 is about 6549.9619846225. The cubic root of 42902002 is about 350.0734594109.

Adding to 42902002 its reverse (20020924), we get a palindrome (62922926).

The spelling of 42902002 in words is "forty-two million, nine hundred two thousand, two".