889785098 has 4 divisors (see below), whose sum is σ = 1334677650. Its totient is φ = 444892548.

The previous prime is 889785073. The next prime is 889785109. The reversal of 889785098 is 890587988.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 831918649 + 57866449 = 28843^2 + 7607^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 889785098.

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, 222446273 + ... + 222446276.

Almost surely, 2^889785098 is an apocalyptic number.

889785098 is a deficient number, since it is larger than the sum of its proper divisors (444892552).

889785098 is a wasteful number, since it uses less digits than its factorization.

889785098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444892551.

The product of its (nonzero) digits is 11612160, while the sum is 62.

The square root of 889785098 is about 29829.2657971999. The cubic root of 889785098 is about 961.8227443003.

The spelling of 889785098 in words is "eight hundred eighty-nine million, seven hundred eighty-five thousand, ninety-eight".