889517379 has 16 divisors (see below), whose sum is σ = 1233644544. Its totient is φ = 569493600.

The previous prime is 889517339. The next prime is 889517381. The reversal of 889517379 is 973715988.

It is not a de Polignac number, because 889517379 - 2²³ = 881128771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (889517339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24324 + ... + 48689.

It is an arithmetic number, because the mean of its divisors is an integer number (77102784).

Almost surely, 2^889517379 is an apocalyptic number.

889517379 is a deficient number, since it is larger than the sum of its proper divisors (344127165).

889517379 is a wasteful number, since it uses less digits than its factorization.

889517379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73178.

The product of its digits is 3810240, while the sum is 57.

The square root of 889517379 is about 29824.7779371448. Note that the first 3 decimals coincide. The cubic root of 889517379 is about 961.7262700491.

The spelling of 889517379 in words is "eight hundred eighty-nine million, five hundred seventeen thousand, three hundred seventy-nine".