42166602 has 32 divisors (see below), whose sum is σ = 94075200. Its totient is φ = 13999824.

The previous prime is 42166549. The next prime is 42166627. The reversal of 42166602 is 20666124.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13549 + ... + 16367.

It is an arithmetic number, because the mean of its divisors is an integer number (2939850).

Almost surely, 2^42166602 is an apocalyptic number.

42166602 is an abundant number, since it is smaller than the sum of its proper divisors (51908598).

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

42166602 is a wasteful number, since it uses less digits than its factorization.

42166602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107 (or 3101 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 42166602 is about 6493.5816003189. The cubic root of 42166602 is about 348.0616715909.

The spelling of 42166602 in words is "forty-two million, one hundred sixty-six thousand, six hundred two".