1128088 has 16 divisors (see below), whose sum is σ = 2278080. Its totient is φ = 520608.
The previous prime is 1128037. The next prime is 1128089. The reversal of 1128088 is 8808211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1128089) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5320 + ... + 5527.
It is an arithmetic number, because the mean of its divisors is an integer number (142380).
21128088 is an apocalyptic number.
It is an amenable number.
1128088 is an abundant number, since it is smaller than the sum of its proper divisors (1149992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1128088 is a wasteful number, since it uses less digits than its factorization.
1128088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10866 (or 10862 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 28.
The square root of 1128088 is about 1062.1148713769. The cubic root of 1128088 is about 104.0992642002.
The spelling of 1128088 in words is "one million, one hundred twenty-eight thousand, eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •