11429800 has 24 divisors (see below), whose sum is σ = 26574750. Its totient is φ = 4571840.

The previous prime is 11429783. The next prime is 11429813. The reversal of 11429800 is 892411.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5008644 + 6421156 = 2238^2 + 2534^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 28375 + ... + 28774.

Almost surely, 2^11429800 is an apocalyptic number.

11429800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11429800 is an abundant number, since it is smaller than the sum of its proper divisors (15144950).

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

11429800 is a wasteful number, since it uses less digits than its factorization.

11429800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57165 (or 57156 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 11429800 is about 3380.7987221957. The cubic root of 11429800 is about 225.2576472427.

The spelling of 11429800 in words is "eleven million, four hundred twenty-nine thousand, eight hundred".