42522006 has 16 divisors (see below), whose sum is σ = 86649264. Its totient is φ = 13906464.

The previous prime is 42522001. The next prime is 42522023. The reversal of 42522006 is 60022524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42522001) 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, 66541 + ... + 67176.

It is an arithmetic number, because the mean of its divisors is an integer number (5415579).

Almost surely, 2^42522006 is an apocalyptic number.

42522006 is an abundant number, since it is smaller than the sum of its proper divisors (44127258).

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

42522006 is a wasteful number, since it uses less digits than its factorization.

42522006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133775.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42522006 is about 6520.8899699351. The cubic root of 42522006 is about 349.0368239457.

The spelling of 42522006 in words is "forty-two million, five hundred twenty-two thousand, six".