42368549 has 8 divisors (see below), whose sum is σ = 43273440. Its totient is φ = 41470000.

The previous prime is 42368531. The next prime is 42368551. The reversal of 42368549 is 94586324.

42368549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42368549 - 2²⁴ = 25591333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42368519) 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, 13379 + ... + 16239.

It is an arithmetic number, because the mean of its divisors is an integer number (5409180).

Almost surely, 2^42368549 is an apocalyptic number.

It is an amenable number.

42368549 is a deficient number, since it is larger than the sum of its proper divisors (904891).

42368549 is a wasteful number, since it uses less digits than its factorization.

42368549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171.

The product of its digits is 207360, while the sum is 41.

The square root of 42368549 is about 6509.1127659613. The cubic root of 42368549 is about 348.6164399953.

The spelling of 42368549 in words is "forty-two million, three hundred sixty-eight thousand, five hundred forty-nine".