42283566 has 128 divisors (see below), whose sum is σ = 109670400. Its totient is φ = 11975040.

The previous prime is 42283547. The next prime is 42283567. The reversal of 42283566 is 66538224.

It is a self number, because there is not a number n which added to its sum of digits gives 42283566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42283567) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 631065 + ... + 631131.

It is an arithmetic number, because the mean of its divisors is an integer number (856800).

Almost surely, 2^42283566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42283566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54835200).

42283566 is an abundant number, since it is smaller than the sum of its proper divisors (67386834).

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

42283566 is a wasteful number, since it uses less digits than its factorization.

42283566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 145 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42283566 is about 6502.5814873787. The cubic root of 42283566 is about 348.3831985774.

It can be divided in two parts, 42283 and 566, that added together give a square (42849 = 207²).

The spelling of 42283566 in words is "forty-two million, two hundred eighty-three thousand, five hundred sixty-six".