299122 has 4 divisors (see below), whose sum is σ = 448686. Its totient is φ = 149560.

The previous prime is 299113. The next prime is 299137. The reversal of 299122 is 221992.

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., 281961 + 17161 = 531^2 + 131^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74779 + ... + 74782.

2²⁹⁹¹²² is an apocalyptic number.

299122 is a deficient number, since it is larger than the sum of its proper divisors (149564).

299122 is a wasteful number, since it uses less digits than its factorization.

299122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149563.

The product of its digits is 648, while the sum is 25.

The square root of 299122 is about 546.9204695383. The cubic root of 299122 is about 66.8779242906.

The spelling of 299122 in words is "two hundred ninety-nine thousand, one hundred twenty-two".