42203042 has 16 divisors (see below), whose sum is σ = 72586752. Its totient is φ = 18027360.

The previous prime is 42203023. The next prime is 42203053. The reversal of 42203042 is 24030224.

It is a self number, because there is not a number n which added to its sum of digits gives 42203042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434 + ... + 9197.

It is an arithmetic number, because the mean of its divisors is an integer number (4536672).

Almost surely, 2^42203042 is an apocalyptic number.

42203042 is a deficient number, since it is larger than the sum of its proper divisors (30383710).

42203042 is a wasteful number, since it uses less digits than its factorization.

42203042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9953.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 42203042 is about 6496.3868419299. The cubic root of 42203042 is about 348.1619066493.

Adding to 42203042 its reverse (24030224), we get a palindrome (66233266).

The spelling of 42203042 in words is "forty-two million, two hundred three thousand, forty-two".