42659622 has 36 divisors (see below), whose sum is σ = 96008796. Its totient is φ = 14215500.

The previous prime is 42659621. The next prime is 42659629. The reversal of 42659622 is 22695624.

42659622 is a `hidden beast` number, since 4 + 26 + 5 + 9 + 622 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42659621) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11497 + ... + 14747.

It is an arithmetic number, because the mean of its divisors is an integer number (2666911).

Almost surely, 2^42659622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42659622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48004398).

42659622 is an abundant number, since it is smaller than the sum of its proper divisors (53349174).

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

42659622 is an frugal number, since it uses more digits than its factorization.

42659622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277 (or 3256 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 42659622 is about 6531.4333802007. The cubic root of 42659622 is about 349.4129533260.

The spelling of 42659622 in words is "forty-two million, six hundred fifty-nine thousand, six hundred twenty-two".