889851406 has 16 divisors (see below), whose sum is σ = 1376864640. Its totient is φ = 431002080.

The previous prime is 889851401. The next prime is 889851409. The reversal of 889851406 is 604158988.

It is a self number, because there is not a number n which added to its sum of digits gives 889851406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889851401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9310 + ... + 43201.

It is an arithmetic number, because the mean of its divisors is an integer number (86054040).

Almost surely, 2^889851406 is an apocalyptic number.

889851406 is a deficient number, since it is larger than the sum of its proper divisors (487013234).

889851406 is a wasteful number, since it uses less digits than its factorization.

889851406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52779.

The product of its (nonzero) digits is 552960, while the sum is 49.

The square root of 889851406 is about 29830.3772352949. The cubic root of 889851406 is about 961.8466358214.

The spelling of 889851406 in words is "eight hundred eighty-nine million, eight hundred fifty-one thousand, four hundred six".