42783536 has 20 divisors (see below), whose sum is σ = 84658272. Its totient is φ = 20936256.

The previous prime is 42783527. The next prime is 42783539. The reversal of 42783536 is 63538724.

It is a self number, because there is not a number n which added to its sum of digits gives 42783536.

It is not an unprimeable number, because it can be changed into a prime (42783539) by changing a digit.

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, 27695 + ... + 29198.

Almost surely, 2^42783536 is an apocalyptic number.

It is an amenable number.

42783536 is a deficient number, since it is larger than the sum of its proper divisors (41874736).

42783536 is a wasteful number, since it uses less digits than its factorization.

42783536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56948 (or 56942 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 42783536 is about 6540.9124745711. The cubic root of 42783536 is about 349.7509411800.

The spelling of 42783536 in words is "forty-two million, seven hundred eighty-three thousand, five hundred thirty-six".