1088597880 has 160 divisors (see below), whose sum is σ = 3706084800. Its totient is φ = 286550784.

The previous prime is 1088597863. The next prime is 1088597903. The reversal of 1088597880 is 887958801.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 253834 + ... + 258086.

It is an arithmetic number, because the mean of its divisors is an integer number (23163030).

Almost surely, 2^1088597880 is an apocalyptic number.

1088597880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1088597880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1853042400).

1088597880 is an abundant number, since it is smaller than the sum of its proper divisors (2617486920).

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

1088597880 is a wasteful number, since it uses less digits than its factorization.

1088597880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4355 (or 4342 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 54.

The square root of 1088597880 is about 32993.9067101791. The cubic root of 1088597880 is about 1028.7009985582.

The spelling of 1088597880 in words is "one billion, eighty-eight million, five hundred ninety-seven thousand, eight hundred eighty".