42023774 has 16 divisors (see below), whose sum is σ = 67992288. Its totient is φ = 19364832.

The previous prime is 42023767. The next prime is 42023789. The reversal of 42023774 is 47732024.

42023774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 28319 + ... + 29765.

It is an arithmetic number, because the mean of its divisors is an integer number (4249518).

Almost surely, 2^42023774 is an apocalyptic number.

42023774 is a deficient number, since it is larger than the sum of its proper divisors (25968514).

42023774 is a wasteful number, since it uses less digits than its factorization.

42023774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2579.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 42023774 is about 6482.5746428406. The cubic root of 42023774 is about 347.6682386710.

Adding to 42023774 its reverse (47732024), we get a palindrome (89755798).

The spelling of 42023774 in words is "forty-two million, twenty-three thousand, seven hundred seventy-four".