42256252 has 12 divisors (see below), whose sum is σ = 74186896. Its totient is φ = 21060000.

The previous prime is 42256241. The next prime is 42256259. The reversal of 42256252 is 25265224.

42256252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42256252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42256259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15624 + ... + 18127.

Almost surely, 2^42256252 is an apocalyptic number.

It is an amenable number.

42256252 is a deficient number, since it is larger than the sum of its proper divisors (31930644).

42256252 is a wasteful number, since it uses less digits than its factorization.

42256252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34068 (or 34066 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 42256252 is about 6500.4809052869. The cubic root of 42256252 is about 348.3081671544.

The spelling of 42256252 in words is "forty-two million, two hundred fifty-six thousand, two hundred fifty-two".