342505402 has 16 divisors (see below), whose sum is σ = 519436800. Its totient is φ = 169370560.

The previous prime is 342505379. The next prime is 342505439. The reversal of 342505402 is 204505243.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65874 + ... + 70882.

It is an arithmetic number, because the mean of its divisors is an integer number (32464800).

Almost surely, 2^342505402 is an apocalyptic number.

342505402 is a deficient number, since it is larger than the sum of its proper divisors (176931398).

342505402 is a wasteful number, since it uses less digits than its factorization.

342505402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5381.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 342505402 is about 18506.9014694519. The cubic root of 342505402 is about 699.6633769228.

The spelling of 342505402 in words is "three hundred forty-two million, five hundred five thousand, four hundred two".