110091400 has 24 divisors (see below), whose sum is σ = 255962970. Its totient is φ = 44036480.

The previous prime is 110091379. The next prime is 110091403. The reversal of 110091400 is 4190011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 74545956 + 35545444 = 8634^2 + 5962^2 .

It is not an unprimeable number, because it can be changed into a prime (110091403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 275029 + ... + 275428.

Almost surely, 2^110091400 is an apocalyptic number.

110091400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110091400 is an abundant number, since it is smaller than the sum of its proper divisors (145871570).

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

110091400 is a wasteful number, since it uses less digits than its factorization.

110091400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550473 (or 550464 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 110091400 is about 10492.4449009752. Note that the first 3 decimals coincide. The cubic root of 110091400 is about 479.2746567778.

The spelling of 110091400 in words is "one hundred ten million, ninety-one thousand, four hundred".