42279116 has 12 divisors (see below), whose sum is σ = 80714760. Its totient is φ = 19217760.

The previous prime is 42279109. The next prime is 42279157. The reversal of 42279116 is 61197224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480401 + ... + 480488.

It is an arithmetic number, because the mean of its divisors is an integer number (6726230).

Almost surely, 2^42279116 is an apocalyptic number.

It is an amenable number.

42279116 is a deficient number, since it is larger than the sum of its proper divisors (38435644).

42279116 is a wasteful number, since it uses less digits than its factorization.

42279116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960904 (or 960902 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 42279116 is about 6502.2393065774. The cubic root of 42279116 is about 348.3709766532.

The spelling of 42279116 in words is "forty-two million, two hundred seventy-nine thousand, one hundred sixteen".