42554016 has 72 divisors (see below), whose sum is σ = 121998240. Its totient is φ = 14069376.

The previous prime is 42554003. The next prime is 42554069. The reversal of 42554016 is 61045524.

42554016 is a `hidden beast` number, since 4 + 255 + 401 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39501 + ... + 40563.

It is an arithmetic number, because the mean of its divisors is an integer number (1694420).

Almost surely, 2^42554016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42554016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60999120).

42554016 is an abundant number, since it is smaller than the sum of its proper divisors (79444224).

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

42554016 is a wasteful number, since it uses less digits than its factorization.

42554016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 42554016 is about 6523.3439277720. The cubic root of 42554016 is about 349.1243854024.

The spelling of 42554016 in words is "forty-two million, five hundred fifty-four thousand, sixteen".