42104024 has 8 divisors (see below), whose sum is σ = 78945060. Its totient is φ = 21052008.

The previous prime is 42104017. The next prime is 42104033. The reversal of 42104024 is 42040124.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 42103993 and 42104011.

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 as a sum of consecutive naturals, namely, 2631494 + ... + 2631509.

Almost surely, 2^42104024 is an apocalyptic number.

It is an amenable number.

42104024 is a deficient number, since it is larger than the sum of its proper divisors (36841036).

42104024 is a wasteful number, since it uses less digits than its factorization.

42104024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263009 (or 5263005 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 42104024 is about 6488.7613609995. The cubic root of 42104024 is about 347.8894042359.

Adding to 42104024 its reverse (42040124), we get a palindrome (84144148).

The spelling of 42104024 in words is "forty-two million, one hundred four thousand, twenty-four".