12992122 has 16 divisors (see below), whose sum is σ = 22895712. Its totient is φ = 5451120.

The previous prime is 12992101. The next prime is 12992123. The reversal of 12992122 is 22129921.

It is not an unprimeable number, because it can be changed into a prime (12992123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22428 + ... + 22999.

It is an arithmetic number, because the mean of its divisors is an integer number (1430982).

Almost surely, 2^12992122 is an apocalyptic number.

12992122 is a deficient number, since it is larger than the sum of its proper divisors (9903590).

12992122 is a wasteful number, since it uses less digits than its factorization.

12992122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45453.

The product of its digits is 1296, while the sum is 28.

The square root of 12992122 is about 3604.4586278663. The cubic root of 12992122 is about 235.0859622138.

The spelling of 12992122 in words is "twelve million, nine hundred ninety-two thousand, one hundred twenty-two".