42108146 has 16 divisors (see below), whose sum is σ = 66254976. Its totient is φ = 20047536.

The previous prime is 42108127. The next prime is 42108149. The reversal of 42108146 is 64180124.

It is not an unprimeable number, because it can be changed into a prime (42108149) 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, 2576 + ... + 9531.

It is an arithmetic number, because the mean of its divisors is an integer number (4140936).

Almost surely, 2^42108146 is an apocalyptic number.

42108146 is a deficient number, since it is larger than the sum of its proper divisors (24146830).

42108146 is a wasteful number, since it uses less digits than its factorization.

42108146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12193.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 42108146 is about 6489.0789793314. The cubic root of 42108146 is about 347.9007567005.

The spelling of 42108146 in words is "forty-two million, one hundred eight thousand, one hundred forty-six".