42108922 has 8 divisors (see below), whose sum is σ = 63307296. Its totient is φ = 21006492.

The previous prime is 42108919. The next prime is 42108967. The reversal of 42108922 is 22980124.

42108922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×42108922² = 3546322624004168, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 22878 + ... + 24649.

It is an arithmetic number, because the mean of its divisors is an integer number (7913412).

Almost surely, 2^42108922 is an apocalyptic number.

42108922 is a deficient number, since it is larger than the sum of its proper divisors (21198374).

42108922 is a wasteful number, since it uses less digits than its factorization.

42108922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47972.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 42108922 is about 6489.1387718248. The cubic root of 42108922 is about 347.9028938114.

The spelling of 42108922 in words is "forty-two million, one hundred eight thousand, nine hundred twenty-two".