1088920 has 32 divisors (see below), whose sum is σ = 2800800. Its totient is φ = 373248.

The previous prime is 1088917. The next prime is 1088933. The reversal of 1088920 is 298801.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665 + ... + 2224.

It is an arithmetic number, because the mean of its divisors is an integer number (87525).

2^1088920 is an apocalyptic number.

1088920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1088920 is an abundant number, since it is smaller than the sum of its proper divisors (1711880).

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

1088920 is a wasteful number, since it uses less digits than its factorization.

1088920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907 (or 3903 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 1088920 is about 1043.5132965133. The cubic root of 1088920 is about 102.8802453985.

The spelling of 1088920 in words is "one million, eighty-eight thousand, nine hundred twenty".