13992922 has 4 divisors (see below), whose sum is σ = 20989386. Its totient is φ = 6996460.

The previous prime is 13992907. The next prime is 13992941. The reversal of 13992922 is 22929931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12173121 + 1819801 = 3489^2 + 1349^2 .

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 as a sum of consecutive naturals, namely, 3498229 + ... + 3498232.

Almost surely, 2^13992922 is an apocalyptic number.

13992922 is a deficient number, since it is larger than the sum of its proper divisors (6996464).

13992922 is an equidigital number, since it uses as much as digits as its factorization.

13992922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6996463.

The product of its digits is 17496, while the sum is 37.

The square root of 13992922 is about 3740.7114296615. The cubic root of 13992922 is about 240.9736029351.

The spelling of 13992922 in words is "thirteen million, nine hundred ninety-two thousand, nine hundred twenty-two".