42054884 has 6 divisors (see below), whose sum is σ = 73596054. Its totient is φ = 21027440.

The previous prime is 42054877. The next prime is 42054899. The reversal of 42054884 is 48845024.

It can be written as a sum of positive squares in only one way, i.e., 41886784 + 168100 = 6472^2 + 410^2 .

It is a super-2 number, since 2×42054884² = 3537226536506912, which contains 22 as substring.

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, 5256857 + ... + 5256864.

It is an arithmetic number, because the mean of its divisors is an integer number (12266009).

Almost surely, 2^42054884 is an apocalyptic number.

It is an amenable number.

42054884 is a deficient number, since it is larger than the sum of its proper divisors (31541170).

42054884 is a wasteful number, since it uses less digits than its factorization.

42054884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10513725 (or 10513723 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 42054884 is about 6484.9737085049. The cubic root of 42054884 is about 347.7540098903.

The spelling of 42054884 in words is "forty-two million, fifty-four thousand, eight hundred eighty-four".