42169337 has 8 divisors (see below), whose sum is σ = 48483456. Its totient is φ = 35927712.

The previous prime is 42169319. The next prime is 42169339. The reversal of 42169337 is 73396124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-42169337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42169297 and 42169306.

It is not an unprimeable number, because it can be changed into a prime (42169339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16868 + ... + 19205.

It is an arithmetic number, because the mean of its divisors is an integer number (6060432).

Almost surely, 2^42169337 is an apocalyptic number.

It is an amenable number.

42169337 is a deficient number, since it is larger than the sum of its proper divisors (6314119).

42169337 is a wasteful number, since it uses less digits than its factorization.

42169337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36247.

The product of its digits is 27216, while the sum is 35.

The square root of 42169337 is about 6493.7921894683. The cubic root of 42169337 is about 348.0691967257.

The spelling of 42169337 in words is "forty-two million, one hundred sixty-nine thousand, three hundred thirty-seven".