342123299 has 4 divisors (see below), whose sum is σ = 390998064. Its totient is φ = 293248536.

The previous prime is 342123289. The next prime is 342123323. The reversal of 342123299 is 992321243.

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

It is not a de Polignac number, because 342123299 - 2¹⁶ = 342057763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342123289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24437372 + ... + 24437385.

It is an arithmetic number, because the mean of its divisors is an integer number (97749516).

Almost surely, 2^342123299 is an apocalyptic number.

342123299 is a deficient number, since it is larger than the sum of its proper divisors (48874765).

342123299 is an equidigital number, since it uses as much as digits as its factorization.

342123299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48874764.

The product of its digits is 23328, while the sum is 35.

The square root of 342123299 is about 18496.5753316661. The cubic root of 342123299 is about 699.4030959145.

The spelling of 342123299 in words is "three hundred forty-two million, one hundred twenty-three thousand, two hundred ninety-nine".