42044727 has 8 divisors (see below), whose sum is σ = 56111616. Its totient is φ = 28003832.

The previous prime is 42044707. The next prime is 42044731. The reversal of 42044727 is 72744024.

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 42044727 - 2⁷ = 42044599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42044694 and 42044703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42044707) 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, 2343 + ... + 9464.

It is an arithmetic number, because the mean of its divisors is an integer number (7013952).

Almost surely, 2^42044727 is an apocalyptic number.

42044727 is a deficient number, since it is larger than the sum of its proper divisors (14066889).

42044727 is a wasteful number, since it uses less digits than its factorization.

42044727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12997.

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 42044727 is about 6484.1905431596. The cubic root of 42044727 is about 347.7260113834.

The spelling of 42044727 in words is "forty-two million, forty-four thousand, seven hundred twenty-seven".