42256106 has 16 divisors (see below), whose sum is σ = 66489984. Its totient is φ = 20102544.

The previous prime is 42256061. The next prime is 42256111. The reversal of 42256106 is 60165224.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6731 + ... + 11393.

It is an arithmetic number, because the mean of its divisors is an integer number (4155624).

Almost surely, 2^42256106 is an apocalyptic number.

42256106 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42256106 is a deficient number, since it is larger than the sum of its proper divisors (24233878).

42256106 is a wasteful number, since it uses less digits than its factorization.

42256106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 42256106 is about 6500.4696753389. The cubic root of 42256106 is about 348.3077660062.

The spelling of 42256106 in words is "forty-two million, two hundred fifty-six thousand, one hundred six".