12400082 has 16 divisors (see below), whose sum is σ = 19863360. Its totient is φ = 5791632.

The previous prime is 12400049. The next prime is 12400097. The reversal of 12400082 is 28000421.

It is a self number, because there is not a number n which added to its sum of digits gives 12400082.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1157 + ... + 5112.

It is an arithmetic number, because the mean of its divisors is an integer number (1241460).

Almost surely, 2^12400082 is an apocalyptic number.

12400082 is a deficient number, since it is larger than the sum of its proper divisors (7463278).

12400082 is a wasteful number, since it uses less digits than its factorization.

12400082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6337.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 12400082 is about 3521.3750155302. The cubic root of 12400082 is about 231.4594156566.

The spelling of 12400082 in words is "twelve million, four hundred thousand, eighty-two".