42052656 has 20 divisors (see below), whose sum is σ = 108636152. Its totient is φ = 14017536.

The previous prime is 42052651. The next prime is 42052657. The reversal of 42052656 is 65625024.

It is not an unprimeable number, because it can be changed into a prime (42052651) 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, 438001 + ... + 438096.

Almost surely, 2^42052656 is an apocalyptic number.

It is an amenable number.

42052656 is an abundant number, since it is smaller than the sum of its proper divisors (66583496).

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

42052656 is a wasteful number, since it uses less digits than its factorization.

42052656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876108 (or 876102 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 42052656 is about 6484.8019245001. The cubic root of 42052656 is about 347.7478686328.

The spelling of 42052656 in words is "forty-two million, fifty-two thousand, six hundred fifty-six".