42024404 has 24 divisors (see below), whose sum is σ = 77051520. Its totient is φ = 20017184.

The previous prime is 42024401. The next prime is 42024457. The reversal of 42024404 is 40442024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42024401) 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, 26177 + ... + 27735.

It is an arithmetic number, because the mean of its divisors is an integer number (3210480).

Almost surely, 2^42024404 is an apocalyptic number.

It is an amenable number.

42024404 is a deficient number, since it is larger than the sum of its proper divisors (35027116).

42024404 is a wasteful number, since it uses less digits than its factorization.

42024404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879 (or 1877 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 42024404 is about 6482.6232344630. The cubic root of 42024404 is about 347.6699760201.

Adding to 42024404 its reverse (40442024), we get a palindrome (82466428).

The spelling of 42024404 in words is "forty-two million, twenty-four thousand, four hundred four".