42424556 has 6 divisors (see below), whose sum is σ = 74242980. Its totient is φ = 21212276.

The previous prime is 42424519. The next prime is 42424561. The reversal of 42424556 is 65542424.

42424556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 5303066 + ... + 5303073.

It is an arithmetic number, because the mean of its divisors is an integer number (12373830).

Almost surely, 2^42424556 is an apocalyptic number.

It is an amenable number.

42424556 is a deficient number, since it is larger than the sum of its proper divisors (31818424).

42424556 is a wasteful number, since it uses less digits than its factorization.

42424556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10606143 (or 10606141 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 42424556 is about 6513.4135443713. The cubic root of 42424556 is about 348.7699844237.

The spelling of 42424556 in words is "forty-two million, four hundred twenty-four thousand, five hundred fifty-six".