1088940 has 24 divisors (see below), whose sum is σ = 3049200. Its totient is φ = 290368.

The previous prime is 1088933. The next prime is 1088953. The reversal of 1088940 is 498801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1088898 and 1088907.

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, 9015 + ... + 9134.

It is an arithmetic number, because the mean of its divisors is an integer number (127050).

2^1088940 is an apocalyptic number.

1088940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1088940 is an abundant number, since it is smaller than the sum of its proper divisors (1960260).

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

1088940 is a wasteful number, since it uses less digits than its factorization.

1088940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18161 (or 18159 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1088940 is about 1043.5228794808. The cubic root of 1088940 is about 102.8808752557.

The spelling of 1088940 in words is "one million, eighty-eight thousand, nine hundred forty".