42522136 has 16 divisors (see below), whose sum is σ = 80220600. Its totient is φ = 21129984.

The previous prime is 42522131. The next prime is 42522143. The reversal of 42522136 is 63122524.

It is a self number, because there is not a number n which added to its sum of digits gives 42522136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42522131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15001 + ... + 17608.

Almost surely, 2^42522136 is an apocalyptic number.

It is an amenable number.

42522136 is a deficient number, since it is larger than the sum of its proper divisors (37698464).

42522136 is a wasteful number, since it uses less digits than its factorization.

42522136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32778 (or 32774 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 42522136 is about 6520.8999378920. The cubic root of 42522136 is about 349.0371796418.

The spelling of 42522136 in words is "forty-two million, five hundred twenty-two thousand, one hundred thirty-six".