42054054 has 48 divisors (see below), whose sum is σ = 98367408. Its totient is φ = 11950848.

The previous prime is 42054037. The next prime is 42054109. The reversal of 42054054 is 45045024.

42054054 is a modest number, since divided by 54054 gives 42 as remainder.

It is a Curzon number.

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 in 23 ways as a sum of consecutive naturals, for example, 91794 + ... + 92250.

It is an arithmetic number, because the mean of its divisors is an integer number (2049321).

Almost surely, 2^42054054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42054054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49183704).

42054054 is an abundant number, since it is smaller than the sum of its proper divisors (56313354).

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

42054054 is a wasteful number, since it uses less digits than its factorization.

42054054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789 (or 782 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 42054054 is about 6484.9097140978. The cubic root of 42054054 is about 347.7517221043.

Adding to 42054054 its reverse (45045024), we get a palindrome (87099078).

The spelling of 42054054 in words is "forty-two million, fifty-four thousand, fifty-four", and thus it is an eban number.