42165106 has 8 divisors (see below), whose sum is σ = 63275904. Its totient is φ = 21073140.

The previous prime is 42165077. The next prime is 42165113. The reversal of 42165106 is 60156124.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4471 + ... + 10213.

It is an arithmetic number, because the mean of its divisors is an integer number (7909488).

Almost surely, 2^42165106 is an apocalyptic number.

42165106 is a deficient number, since it is larger than the sum of its proper divisors (21110798).

42165106 is a wasteful number, since it uses less digits than its factorization.

42165106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9416.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 42165106 is about 6493.4664086295. The cubic root of 42165106 is about 348.0575553283.

The spelling of 42165106 in words is "forty-two million, one hundred sixty-five thousand, one hundred six".