42244036 has 12 divisors (see below), whose sum is σ = 75030928. Its totient is φ = 20806632.

The previous prime is 42244009. The next prime is 42244057. The reversal of 42244036 is 63044224.

It is a self number, because there is not a number n which added to its sum of digits gives 42244036.

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, 78546 + ... + 79081.

Almost surely, 2^42244036 is an apocalyptic number.

It is an amenable number.

42244036 is a deficient number, since it is larger than the sum of its proper divisors (32786892).

42244036 is a wasteful number, since it uses less digits than its factorization.

42244036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157698 (or 157696 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 42244036 is about 6499.5412145781. The cubic root of 42244036 is about 348.2745993985.

The spelling of 42244036 in words is "forty-two million, two hundred forty-four thousand, thirty-six".