42229868 has 24 divisors (see below), whose sum is σ = 75075840. Its totient is φ = 20782800.

The previous prime is 42229867. The next prime is 42229879. The reversal of 42229868 is 86892224.

It is a super-3 number, since 3×42229868³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42229867) 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, 83705 + ... + 84207.

It is an arithmetic number, because the mean of its divisors is an integer number (3128160).

Almost surely, 2^42229868 is an apocalyptic number.

It is an amenable number.

42229868 is a deficient number, since it is larger than the sum of its proper divisors (32845972).

42229868 is a wasteful number, since it uses less digits than its factorization.

42229868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 795 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 42229868 is about 6498.4512000938. The cubic root of 42229868 is about 348.2356597300.

The spelling of 42229868 in words is "forty-two million, two hundred twenty-nine thousand, eight hundred sixty-eight".