42224632 has 16 divisors (see below), whose sum is σ = 79264800. Its totient is φ = 21087360.

The previous prime is 42224621. The next prime is 42224641. The reversal of 42224632 is 23642224.

It is a junction number, because it is equal to n+sod(n) for n = 42224597 and 42224606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5457 + ... + 10687.

It is an arithmetic number, because the mean of its divisors is an integer number (4954050).

Almost surely, 2^42224632 is an apocalyptic number.

It is an amenable number.

42224632 is a deficient number, since it is larger than the sum of its proper divisors (37040168).

42224632 is a wasteful number, since it uses less digits than its factorization.

42224632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246 (or 6242 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 42224632 is about 6498.0483223811. The cubic root of 42224632 is about 348.2212667789.

Adding to 42224632 its reverse (23642224), we get a palindrome (65866856).

The spelling of 42224632 in words is "forty-two million, two hundred twenty-four thousand, six hundred thirty-two".