42426146 has 16 divisors (see below), whose sum is σ = 72817920. Its totient is φ = 18160800.

The previous prime is 42426119. The next prime is 42426173. The reversal of 42426146 is 64162424.

It is a happy number.

42426146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42426119) and next prime (42426173).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16871 + ... + 19221.

It is an arithmetic number, because the mean of its divisors is an integer number (4551120).

Almost surely, 2^42426146 is an apocalyptic number.

42426146 is a deficient number, since it is larger than the sum of its proper divisors (30391774).

42426146 is a wasteful number, since it uses less digits than its factorization.

42426146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649.

The product of its digits is 9216, while the sum is 29.

The square root of 42426146 is about 6513.5355990430. The cubic root of 42426146 is about 348.7743414706.

The spelling of 42426146 in words is "forty-two million, four hundred twenty-six thousand, one hundred forty-six".