12404084 has 96 divisors (see below), whose sum is σ = 30191616. Its totient is φ = 4308480.

The previous prime is 12404059. The next prime is 12404089. The reversal of 12404084 is 48040421.

It is a super-2 number, since 2×12404084² = 307722599758112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404089) 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 31 ways as a sum of consecutive naturals, for example, 120377 + ... + 120479.

It is an arithmetic number, because the mean of its divisors is an integer number (314496).

Almost surely, 2^12404084 is an apocalyptic number.

12404084 is a gapful number since it is divisible by the number (14) 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 12404084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15095808).

12404084 is an abundant number, since it is smaller than the sum of its proper divisors (17787532).

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

12404084 is a wasteful number, since it uses less digits than its factorization.

12404084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 12404084 is about 3521.9432136251. The cubic root of 12404084 is about 231.4843133669.

The spelling of 12404084 in words is "twelve million, four hundred four thousand, eighty-four".