342144399 has 4 divisors (see below), whose sum is σ = 456192536. Its totient is φ = 228096264.

The previous prime is 342144373. The next prime is 342144409. The reversal of 342144399 is 993441243.

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

It is not a de Polignac number, because 342144399 - 2¹⁵ = 342111631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342144199) 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, 57024064 + ... + 57024069.

It is an arithmetic number, because the mean of its divisors is an integer number (114048134).

Almost surely, 2^342144399 is an apocalyptic number.

342144399 is a deficient number, since it is larger than the sum of its proper divisors (114048137).

342144399 is a wasteful number, since it uses less digits than its factorization.

342144399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114048136.

The product of its digits is 93312, while the sum is 39.

The square root of 342144399 is about 18497.1456987288. The cubic root of 342144399 is about 699.4174738712.

The spelling of 342144399 in words is "three hundred forty-two million, one hundred forty-four thousand, three hundred ninety-nine".