42312068 has 12 divisors (see below), whose sum is σ = 74207952. Its totient is φ = 21109800.

The previous prime is 42312037. The next prime is 42312071. The reversal of 42312068 is 86021324.

It is a super-2 number, since 2×42312068² = 3580622196873248, which contains 22 as substring.

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, 9458 + ... + 13193.

It is an arithmetic number, because the mean of its divisors is an integer number (6183996).

Almost surely, 2^42312068 is an apocalyptic number.

It is an amenable number.

42312068 is a deficient number, since it is larger than the sum of its proper divisors (31895884).

42312068 is a wasteful number, since it uses less digits than its factorization.

42312068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23122 (or 23120 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 42312068 is about 6504.7727093266. The cubic root of 42312068 is about 348.4614589878.

The spelling of 42312068 in words is "forty-two million, three hundred twelve thousand, sixty-eight".