1089602352 has 120 divisors (see below), whose sum is σ = 3274745760. Its totient is φ = 336967680.

The previous prime is 1089602341. The next prime is 1089602431. The reversal of 1089602352 is 2532069801.

1089602352 is a `hidden beast` number, since 10 + 8 + 9 + 602 + 35 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170674 + ... + 176942.

It is an arithmetic number, because the mean of its divisors is an integer number (27289548).

Almost surely, 2^1089602352 is an apocalyptic number.

1089602352 is a gapful number since it is divisible by the number (12) 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 1089602352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1637372880).

1089602352 is an abundant number, since it is smaller than the sum of its proper divisors (2185143408).

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

1089602352 is a wasteful number, since it uses less digits than its factorization.

1089602352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6371 (or 6362 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1089602352 is about 33009.1252837757. The cubic root of 1089602352 is about 1029.0173025902.

The spelling of 1089602352 in words is "one billion, eighty-nine million, six hundred two thousand, three hundred fifty-two".