342505516 has 6 divisors (see below), whose sum is σ = 599384660. Its totient is φ = 171252756.

The previous prime is 342505507. The next prime is 342505517. The reversal of 342505516 is 615505243.

It is not an unprimeable number, because it can be changed into a prime (342505517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42813186 + ... + 42813193.

Almost surely, 2^342505516 is an apocalyptic number.

It is an amenable number.

342505516 is a deficient number, since it is larger than the sum of its proper divisors (256879144).

342505516 is a wasteful number, since it uses less digits than its factorization.

342505516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85626383 (or 85626381 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 342505516 is about 18506.9045493837. The cubic root of 342505516 is about 699.6634545484.

The spelling of 342505516 in words is "three hundred forty-two million, five hundred five thousand, five hundred sixteen".