342684506 has 4 divisors (see below), whose sum is σ = 514026762. Its totient is φ = 171342252.

The previous prime is 342684499. The next prime is 342684533. The reversal of 342684506 is 605486243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605486243 = 19 ⋅31867697.

It can be written as a sum of positive squares in only one way, i.e., 231192025 + 111492481 = 15205^2 + 10559^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 342684506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85671125 + ... + 85671128.

Almost surely, 2^342684506 is an apocalyptic number.

342684506 is a deficient number, since it is larger than the sum of its proper divisors (171342256).

342684506 is a wasteful number, since it uses less digits than its factorization.

342684506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171342255.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 342684506 is about 18511.7396805379. The cubic root of 342684506 is about 699.7853123941.

The spelling of 342684506 in words is "three hundred forty-two million, six hundred eighty-four thousand, five hundred six".