10889055 has 12 divisors (see below), whose sum is σ = 18874440. Its totient is φ = 5807472.

The previous prime is 10889023. The next prime is 10889059. The reversal of 10889055 is 55098801.

It is not a de Polignac number, because 10889055 - 2⁵ = 10889023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10889059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120945 + ... + 121034.

It is an arithmetic number, because the mean of its divisors is an integer number (1572870).

Almost surely, 2^10889055 is an apocalyptic number.

10889055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10889055 is a deficient number, since it is larger than the sum of its proper divisors (7985385).

10889055 is a wasteful number, since it uses less digits than its factorization.

10889055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241990 (or 241987 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 10889055 is about 3299.8568150755. The cubic root of 10889055 is about 221.6477857801.

The spelling of 10889055 in words is "ten million, eight hundred eighty-nine thousand, fifty-five".