12440882 has 8 divisors (see below), whose sum is σ = 18687900. Its totient is φ = 6211584.

The previous prime is 12440881. The next prime is 12440899. The reversal of 12440882 is 28804421.

It can be written as a sum of positive squares in 2 ways, for example, as 10621081 + 1819801 = 3259^2 + 1349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12440881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2507 + ... + 5582.

Almost surely, 2^12440882 is an apocalyptic number.

12440882 is a deficient number, since it is larger than the sum of its proper divisors (6247018).

12440882 is an equidigital number, since it uses as much as digits as its factorization.

12440882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860.

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 12440882 is about 3527.1634495725. The cubic root of 12440882 is about 231.7129947776.

The spelling of 12440882 in words is "twelve million, four hundred forty thousand, eight hundred eighty-two".