42287166 has 24 divisors (see below), whose sum is σ = 91923624. Its totient is φ = 14049360.

The previous prime is 42287159. The next prime is 42287183. The reversal of 42287166 is 66178224.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 42287166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2001 + ... + 9411.

It is an arithmetic number, because the mean of its divisors is an integer number (3830151).

Almost surely, 2^42287166 is an apocalyptic number.

42287166 is an abundant number, since it is smaller than the sum of its proper divisors (49636458).

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

42287166 is a wasteful number, since it uses less digits than its factorization.

42287166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7736 (or 7733 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 42287166 is about 6502.8582946271. The cubic root of 42287166 is about 348.3930853494.

The spelling of 42287166 in words is "forty-two million, two hundred eighty-seven thousand, one hundred sixty-six".