42417944 has 32 divisors (see below), whose sum is σ = 82555200. Its totient is φ = 20417280.

The previous prime is 42417943. The next prime is 42417953. The reversal of 42417944 is 44971424.

42417944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42417943) 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 7 ways as a sum of consecutive naturals, for example, 25094 + ... + 26730.

It is an arithmetic number, because the mean of its divisors is an integer number (2579850).

Almost surely, 2^42417944 is an apocalyptic number.

It is an amenable number.

42417944 is a deficient number, since it is larger than the sum of its proper divisors (40137256).

42417944 is a wasteful number, since it uses less digits than its factorization.

42417944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763 (or 1759 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 42417944 is about 6512.9059566372. The cubic root of 42417944 is about 348.7518645173.

The spelling of 42417944 in words is "forty-two million, four hundred seventeen thousand, nine hundred forty-four".