11449800 has 72 divisors (see below), whose sum is σ = 38458290. Its totient is φ = 3052800.

The previous prime is 11449787. The next prime is 11449807. The reversal of 11449800 is 894411.

It can be written as a sum of positive squares in 3 ways, for example, as 7064964 + 4384836 = 2658^2 + 2094^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (11449807) 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 17 ways as a sum of consecutive naturals, for example, 1381 + ... + 4980.

Almost surely, 2^11449800 is an apocalyptic number.

11449800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11449800 is an abundant number, since it is smaller than the sum of its proper divisors (27008490).

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

11449800 is a wasteful number, since it uses less digits than its factorization.

11449800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6383 (or 6371 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11449800 is about 3383.7553103024. The cubic root of 11449800 is about 225.3889568536.

The spelling of 11449800 in words is "eleven million, four hundred forty-nine thousand, eight hundred".