42168562 has 16 divisors (see below), whose sum is σ = 67032000. Its totient is φ = 19839600.

The previous prime is 42168557. The next prime is 42168563. The reversal of 42168562 is 26586124.

It is a super-2 number, since 2×42168562² = 3556375242295688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42168563) 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, 2064 + ... + 9412.

It is an arithmetic number, because the mean of its divisors is an integer number (4189500).

Almost surely, 2^42168562 is an apocalyptic number.

42168562 is a deficient number, since it is larger than the sum of its proper divisors (24863438).

42168562 is a wasteful number, since it uses less digits than its factorization.

42168562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7521.

The product of its digits is 23040, while the sum is 34.

The square root of 42168562 is about 6493.7325168196. The cubic root of 42168562 is about 348.0670644079.

The spelling of 42168562 in words is "forty-two million, one hundred sixty-eight thousand, five hundred sixty-two".