42504116 has 6 divisors (see below), whose sum is σ = 74382210. Its totient is φ = 21252056.

The previous prime is 42504109. The next prime is 42504127. The reversal of 42504116 is 61140524.

It can be written as a sum of positive squares in only one way, i.e., 27604516 + 14899600 = 5254^2 + 3860^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42504091 and 42504100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5313011 + ... + 5313018.

It is an arithmetic number, because the mean of its divisors is an integer number (12397035).

Almost surely, 2^42504116 is an apocalyptic number.

It is an amenable number.

42504116 is a deficient number, since it is larger than the sum of its proper divisors (31878094).

42504116 is a wasteful number, since it uses less digits than its factorization.

42504116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10626033 (or 10626031 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 42504116 is about 6519.5180803492. The cubic root of 42504116 is about 348.9878677676.

The spelling of 42504116 in words is "forty-two million, five hundred four thousand, one hundred sixteen".