10880028 has 24 divisors (see below), whose sum is σ = 28207760. Its totient is φ = 3626640.

The previous prime is 10879987. The next prime is 10880029. The reversal of 10880028 is 82008801.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 10879983 and 10880010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10880029) 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, 50263 + ... + 50478.

Almost surely, 2^10880028 is an apocalyptic number.

10880028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10880028 is an abundant number, since it is smaller than the sum of its proper divisors (17327732).

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

10880028 is a wasteful number, since it uses less digits than its factorization.

10880028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100754 (or 100746 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 10880028 is about 3298.4887448648. The cubic root of 10880028 is about 221.5865203563.

Adding to 10880028 its reverse (82008801), we get a palindrome (92888829).

The spelling of 10880028 in words is "ten million, eight hundred eighty thousand, twenty-eight".