15798122 has 8 divisors (see below), whose sum is σ = 23918976. Its totient is φ = 7825132.

The previous prime is 15798119. The next prime is 15798163. The reversal of 15798122 is 22189751.

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

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 in 3 ways as a sum of consecutive naturals, for example, 36698 + ... + 37125.

It is an arithmetic number, because the mean of its divisors is an integer number (2989872).

Almost surely, 2^15798122 is an apocalyptic number.

15798122 is a deficient number, since it is larger than the sum of its proper divisors (8120854).

15798122 is a wasteful number, since it uses less digits than its factorization.

15798122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73932.

The product of its digits is 10080, while the sum is 35.

The square root of 15798122 is about 3974.6851447630. The cubic root of 15798122 is about 250.9199281104.

The spelling of 15798122 in words is "fifteen million, seven hundred ninety-eight thousand, one hundred twenty-two".