1096978338 has 96 divisors (see below), whose sum is σ = 2609418240. Its totient is φ = 331763040.

The previous prime is 1096978321. The next prime is 1096978339. The reversal of 1096978338 is 8338796901.

It is a super-2 number, since 2×1096978338² = 2406722948082484488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1096978339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1133931 + ... + 1134897.

It is an arithmetic number, because the mean of its divisors is an integer number (27181440).

Almost surely, 2^1096978338 is an apocalyptic number.

1096978338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1096978338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1304709120).

1096978338 is an abundant number, since it is smaller than the sum of its proper divisors (1512439902).

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

1096978338 is a wasteful number, since it uses less digits than its factorization.

1096978338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132 (or 1129 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 1096978338 is about 33120.6633085752. The cubic root of 1096978338 is about 1031.3340360388.

The spelling of 1096978338 in words is "one billion, ninety-six million, nine hundred seventy-eight thousand, three hundred thirty-eight".