342131402 has 4 divisors (see below), whose sum is σ = 513197106. Its totient is φ = 171065700.

The previous prime is 342131389. The next prime is 342131431. The reversal of 342131402 is 204131243.

342131402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204131243 = 157 ⋅1300199.

It can be written as a sum of positive squares in only one way, i.e., 336025561 + 6105841 = 18331^2 + 2471^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85532849 + ... + 85532852.

Almost surely, 2^342131402 is an apocalyptic number.

342131402 is a deficient number, since it is larger than the sum of its proper divisors (171065704).

342131402 is a wasteful number, since it uses less digits than its factorization.

342131402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171065703.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 342131402 is about 18496.7943709174. The cubic root of 342131402 is about 699.4086175286.

Adding to 342131402 its reverse (204131243), we get a palindrome (546262645).

The spelling of 342131402 in words is "three hundred forty-two million, one hundred thirty-one thousand, four hundred two".