888720045 has 16 divisors (see below), whose sum is σ = 1422323712. Its totient is φ = 473860160.

The previous prime is 888720037. The next prime is 888720047. The reversal of 888720045 is 540027888.

It is not a de Polignac number, because 888720045 - 2³ = 888720037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 888719979 and 888720006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (888720047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99379 + ... + 107951.

It is an arithmetic number, because the mean of its divisors is an integer number (88895232).

Almost surely, 2^888720045 is an apocalyptic number.

It is an amenable number.

888720045 is a deficient number, since it is larger than the sum of its proper divisors (533603667).

888720045 is a wasteful number, since it uses less digits than its factorization.

888720045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15492.

The product of its (nonzero) digits is 143360, while the sum is 42.

The square root of 888720045 is about 29811.4079674208. The cubic root of 888720045 is about 961.4388309267.

The spelling of 888720045 in words is "eight hundred eighty-eight million, seven hundred twenty thousand, forty-five".