42204342 has 16 divisors (see below), whose sum is σ = 84556800. Its totient is φ = 14043432.

The previous prime is 42204277. The next prime is 42204373. The reversal of 42204342 is 24340224.

It is a congruent number.

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, 2278 + ... + 9465.

It is an arithmetic number, because the mean of its divisors is an integer number (5284800).

Almost surely, 2^42204342 is an apocalyptic number.

42204342 is an abundant number, since it is smaller than the sum of its proper divisors (42352458).

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

42204342 is a wasteful number, since it uses less digits than its factorization.

42204342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12347.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42204342 is about 6496.4868967774. The cubic root of 42204342 is about 348.1654814772.

Adding to 42204342 its reverse (24340224), we get a palindrome (66544566).

The spelling of 42204342 in words is "forty-two million, two hundred four thousand, three hundred forty-two".