42064026 has 8 divisors (see below), whose sum is σ = 84128064. Its totient is φ = 14021340.

The previous prime is 42063979. The next prime is 42064037. The reversal of 42064026 is 62046024.

It is a sphenic number, since it is the product of 3 distinct primes.

42064026 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 42063987 and 42064005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3505330 + ... + 3505341.

It is an arithmetic number, because the mean of its divisors is an integer number (10516008).

Almost surely, 2^42064026 is an apocalyptic number.

42064026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42064026 is a wasteful number, since it uses less digits than its factorization.

42064026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010676.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42064026 is about 6485.6785304238. The cubic root of 42064026 is about 347.7792066215.

It can be divided in two parts, 420 and 64026, that added together give a palindrome (64446).

The spelling of 42064026 in words is "forty-two million, sixty-four thousand, twenty-six".