42224526 has 12 divisors (see below), whose sum is σ = 91486512. Its totient is φ = 14074836.

The previous prime is 42224513. The next prime is 42224543. The reversal of 42224526 is 62542224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42224526.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1172886 + ... + 1172921.

It is an arithmetic number, because the mean of its divisors is an integer number (7623876).

Almost surely, 2^42224526 is an apocalyptic number.

42224526 is an abundant number, since it is smaller than the sum of its proper divisors (49261986).

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

42224526 is a wasteful number, since it uses less digits than its factorization.

42224526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345815 (or 2345812 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 42224526 is about 6498.0401660808. The cubic root of 42224526 is about 348.2209753891.

The spelling of 42224526 in words is "forty-two million, two hundred twenty-four thousand, five hundred twenty-six".