42201712 has 20 divisors (see below), whose sum is σ = 93446896. Its totient is φ = 18086400.

The previous prime is 42201707. The next prime is 42201743. The reversal of 42201712 is 21710224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42201712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188289 + ... + 188512.

Almost surely, 2^42201712 is an apocalyptic number.

It is an amenable number.

42201712 is an abundant number, since it is smaller than the sum of its proper divisors (51245184).

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

42201712 is a wasteful number, since it uses less digits than its factorization.

42201712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376816 (or 376810 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 42201712 is about 6496.2844765296. The cubic root of 42201712 is about 348.1582492495.

Adding to 42201712 its reverse (21710224), we get a palindrome (63911936).

The spelling of 42201712 in words is "forty-two million, two hundred one thousand, seven hundred twelve".