42054116 has 12 divisors (see below), whose sum is σ = 79255932. Its totient is φ = 19409568.

The previous prime is 42054109. The next prime is 42054119. The reversal of 42054116 is 61145024.

It can be written as a sum of positive squares in 2 ways, for example, as 2238016 + 39816100 = 1496^2 + 6310^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42054091 and 42054100.

It is not an unprimeable number, because it can be changed into a prime (42054119) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 404315 + ... + 404418.

It is an arithmetic number, because the mean of its divisors is an integer number (6604661).

Almost surely, 2^42054116 is an apocalyptic number.

It is an amenable number.

42054116 is a deficient number, since it is larger than the sum of its proper divisors (37201816).

42054116 is a wasteful number, since it uses less digits than its factorization.

42054116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808750 (or 808748 counting only the distinct ones).

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

The square root of 42054116 is about 6484.9144944247. The cubic root of 42054116 is about 347.7518930002.

The spelling of 42054116 in words is "forty-two million, fifty-four thousand, one hundred sixteen".