10899768 has 128 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 2995200.

The previous prime is 10899767. The next prime is 10899773. The reversal of 10899768 is 86799801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10899767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205630 + ... + 205682.

It is an arithmetic number, because the mean of its divisors is an integer number (255150).

Almost surely, 2^10899768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10899768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).

10899768 is an abundant number, since it is smaller than the sum of its proper divisors (21759432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10899768 is a wasteful number, since it uses less digits than its factorization.

10899768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 48.

The square root of 10899768 is about 3301.4796682700. The cubic root of 10899768 is about 221.7204500118.

The spelling of 10899768 in words is "ten million, eight hundred ninety-nine thousand, seven hundred sixty-eight".