42067906 has 8 divisors (see below), whose sum is σ = 63691920. Its totient is φ = 20837268.

The previous prime is 42067873. The next prime is 42067913. The reversal of 42067906 is 60976024.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98076 + ... + 98503.

It is an arithmetic number, because the mean of its divisors is an integer number (7961490).

Almost surely, 2^42067906 is an apocalyptic number.

42067906 is a deficient number, since it is larger than the sum of its proper divisors (21624014).

42067906 is a wasteful number, since it uses less digits than its factorization.

42067906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196688.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 42067906 is about 6485.9776441181. The cubic root of 42067906 is about 347.7898993833.

The spelling of 42067906 in words is "forty-two million, sixty-seven thousand, nine hundred six".