1096178940 has 96 divisors (see below), whose sum is σ = 3458488320. Its totient is φ = 288187200.

The previous prime is 1096178939. The next prime is 1096178947. The reversal of 1096178940 is 498716901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1096178947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24045 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (36025920).

Almost surely, 2^1096178940 is an apocalyptic number.

1096178940 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 1096178940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1729244160).

1096178940 is an abundant number, since it is smaller than the sum of its proper divisors (2362309380).

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

1096178940 is a wasteful number, since it uses less digits than its factorization.

1096178940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28680 (or 28672 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1096178940 is about 33108.5931443787. The cubic root of 1096178940 is about 1031.0834547575.

The spelling of 1096178940 in words is "one billion, ninety-six million, one hundred seventy-eight thousand, nine hundred forty".