42241688 has 16 divisors (see below), whose sum is σ = 80158680. Its totient is φ = 20866048.

The previous prime is 42241643. The next prime is 42241697. The reversal of 42241688 is 88614224.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31145 + ... + 32472.

Almost surely, 2^42241688 is an apocalyptic number.

It is an amenable number.

42241688 is a deficient number, since it is larger than the sum of its proper divisors (37916992).

42241688 is a wasteful number, since it uses less digits than its factorization.

42241688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63706 (or 63702 counting only the distinct ones).

The product of its digits is 24576, while the sum is 35.

The square root of 42241688 is about 6499.3605839344. The cubic root of 42241688 is about 348.2681467013.

The spelling of 42241688 in words is "forty-two million, two hundred forty-one thousand, six hundred eighty-eight".