42165466 has 16 divisors (see below), whose sum is σ = 74047680. Its totient is φ = 17629920.

The previous prime is 42165421. The next prime is 42165467. The reversal of 42165466 is 66456124.

It is not an unprimeable number, because it can be changed into a prime (42165467) 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, 36156 + ... + 37303.

It is an arithmetic number, because the mean of its divisors is an integer number (4627980).

Almost surely, 2^42165466 is an apocalyptic number.

42165466 is a deficient number, since it is larger than the sum of its proper divisors (31882214).

42165466 is a wasteful number, since it uses less digits than its factorization.

42165466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73509.

The product of its digits is 34560, while the sum is 34.

The square root of 42165466 is about 6493.4941287415. The cubic root of 42165466 is about 348.0585458817.

The spelling of 42165466 in words is "forty-two million, one hundred sixty-five thousand, four hundred sixty-six".