1099066752 has 256 divisors, whose sum is σ = 3742502400. Its totient is φ = 311040000.

The previous prime is 1099066747. The next prime is 1099066807. The reversal of 1099066752 is 2576609901.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1099066698 and 1099066707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4378627 + ... + 4378877.

It is an arithmetic number, because the mean of its divisors is an integer number (14619150).

Almost surely, 2^1099066752 is an apocalyptic number.

1099066752 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 1099066752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1871251200).

1099066752 is an abundant number, since it is smaller than the sum of its proper divisors (2643435648).

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

1099066752 is a wasteful number, since it uses less digits than its factorization.

1099066752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 1099066752 is about 33152.1756752102. The cubic root of 1099066752 is about 1031.9881015394.

The spelling of 1099066752 in words is "one billion, ninety-nine million, sixty-six thousand, seven hundred fifty-two".