881888542 has 16 divisors (see below), whose sum is σ = 1352727360. Its totient is φ = 431003808.

The previous prime is 881888519. The next prime is 881888569. The reversal of 881888542 is 245888188.

It is a self number, because there is not a number n which added to its sum of digits gives 881888542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72268 + ... + 83584.

It is an arithmetic number, because the mean of its divisors is an integer number (84545460).

Almost surely, 2^881888542 is an apocalyptic number.

881888542 is a deficient number, since it is larger than the sum of its proper divisors (470838818).

881888542 is a wasteful number, since it uses less digits than its factorization.

881888542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12195.

The product of its digits is 1310720, while the sum is 52.

The square root of 881888542 is about 29696.6082575098. The cubic root of 881888542 is about 958.9689965813.

The spelling of 881888542 in words is "eight hundred eighty-one million, eight hundred eighty-eight thousand, five hundred forty-two".