1096609440 has 96 divisors (see below), whose sum is σ = 3481712640. Its totient is φ = 290110464.

The previous prime is 1096609439. The next prime is 1096609457. The reversal of 1096609440 is 449066901.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1096609440² = 2405104527794227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51966 + ... + 69954.

It is an arithmetic number, because the mean of its divisors is an integer number (36267840).

Almost surely, 2^1096609440 is an apocalyptic number.

1096609440 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 1096609440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1740856320).

1096609440 is an abundant number, since it is smaller than the sum of its proper divisors (2385103200).

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

1096609440 is a wasteful number, since it uses less digits than its factorization.

1096609440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18134 (or 18126 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 1096609440 is about 33115.0938395167. The cubic root of 1096609440 is about 1031.2184154881.

The spelling of 1096609440 in words is "one billion, ninety-six million, six hundred nine thousand, four hundred forty".