42265256 has 16 divisors (see below), whose sum is σ = 86451840. Its totient is φ = 19211440.

The previous prime is 42265243. The next prime is 42265271. The reversal of 42265256 is 65256224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240056 + ... + 240231.

It is an arithmetic number, because the mean of its divisors is an integer number (5403240).

Almost surely, 2^42265256 is an apocalyptic number.

It is an amenable number.

42265256 is an abundant number, since it is smaller than the sum of its proper divisors (44186584).

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

42265256 is a wasteful number, since it uses less digits than its factorization.

42265256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480304 (or 480300 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 42265256 is about 6501.1734325428. The cubic root of 42265256 is about 348.3329046694.

The spelling of 42265256 in words is "forty-two million, two hundred sixty-five thousand, two hundred fifty-six".