42036906 has 16 divisors (see below), whose sum is σ = 84579264. Its totient is φ = 13928064.

The previous prime is 42036889. The next prime is 42036913. The reversal of 42036906 is 60963024.

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, 19975 + ... + 21978.

It is an arithmetic number, because the mean of its divisors is an integer number (5286204).

Almost surely, 2^42036906 is an apocalyptic number.

42036906 is an abundant number, since it is smaller than the sum of its proper divisors (42542358).

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

42036906 is a wasteful number, since it uses less digits than its factorization.

42036906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42125.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 42036906 is about 6483.5874328955. The cubic root of 42036906 is about 347.7044491569.

The spelling of 42036906 in words is "forty-two million, thirty-six thousand, nine hundred six".