42252236 has 24 divisors (see below), whose sum is σ = 81136944. Its totient is φ = 19131840.

The previous prime is 42252227. The next prime is 42252269. The reversal of 42252236 is 63225224.

42252236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4910 + ... + 10421.

It is an arithmetic number, because the mean of its divisors is an integer number (3380706).

Almost surely, 2^42252236 is an apocalyptic number.

It is an amenable number.

42252236 is a deficient number, since it is larger than the sum of its proper divisors (38884708).

42252236 is a wasteful number, since it uses less digits than its factorization.

42252236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15401 (or 15399 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 42252236 is about 6500.1719977244. The cubic root of 42252236 is about 348.2971324960.

The spelling of 42252236 in words is "forty-two million, two hundred fifty-two thousand, two hundred thirty-six".