42023727 has 6 divisors (see below), whose sum is σ = 60700952. Its totient is φ = 28015812.

The previous prime is 42023669. The next prime is 42023741. The reversal of 42023727 is 72732024.

42023727 is a `hidden beast` number, since 420 + 237 + 2 + 7 = 666.

42023727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42023727 - 2¹⁰ = 42022703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42023727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42023767) 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 5 ways as a sum of consecutive naturals, for example, 2334643 + ... + 2334660.

Almost surely, 2^42023727 is an apocalyptic number.

42023727 is a deficient number, since it is larger than the sum of its proper divisors (18677225).

42023727 is a wasteful number, since it uses less digits than its factorization.

42023727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669309 (or 4669306 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 42023727 is about 6482.5710177367. The cubic root of 42023727 is about 347.6681090586.

It can be divided in two parts, 4 and 2023727, that multiplied together give a palindrome (8094908).

The spelling of 42023727 in words is "forty-two million, twenty-three thousand, seven hundred twenty-seven".