42068446 has 16 divisors (see below), whose sum is σ = 72257760. Its totient is φ = 17994240.

The previous prime is 42068437. The next prime is 42068447. The reversal of 42068446 is 64486024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42068447) 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, 5326 + ... + 10606.

It is an arithmetic number, because the mean of its divisors is an integer number (4516110).

Almost surely, 2^42068446 is an apocalyptic number.

42068446 is a deficient number, since it is larger than the sum of its proper divisors (30189314).

42068446 is a wasteful number, since it uses less digits than its factorization.

42068446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5859.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 42068446 is about 6486.0192722501. The cubic root of 42068446 is about 347.7913874991.

The spelling of 42068446 in words is "forty-two million, sixty-eight thousand, four hundred forty-six".