42024928 has 24 divisors (see below), whose sum is σ = 90258840. Its totient is φ = 19102080.

The previous prime is 42024907. The next prime is 42024929. The reversal of 42024928 is 82942024.

It is a self number, because there is not a number n which added to its sum of digits gives 42024928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42024929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59343 + ... + 60046.

It is an arithmetic number, because the mean of its divisors is an integer number (3760785).

Almost surely, 2^42024928 is an apocalyptic number.

It is an amenable number.

42024928 is an abundant number, since it is smaller than the sum of its proper divisors (48233912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42024928 is a wasteful number, since it uses less digits than its factorization.

42024928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119410 (or 119402 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 42024928 is about 6482.6636500747. The cubic root of 42024928 is about 347.6714210401.

It can be divided in two parts, 4202492 and 8, that added together give a square (4202500 = 2050²).

The spelling of 42024928 in words is "forty-two million, twenty-four thousand, nine hundred twenty-eight".