342513235 has 4 divisors (see below), whose sum is σ = 411015888. Its totient is φ = 274010584.

The previous prime is 342513187. The next prime is 342513251. The reversal of 342513235 is 532315243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342513235 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34251319 + ... + 34251328.

It is an arithmetic number, because the mean of its divisors is an integer number (102753972).

Almost surely, 2^342513235 is an apocalyptic number.

342513235 is a deficient number, since it is larger than the sum of its proper divisors (68502653).

342513235 is an equidigital number, since it uses as much as digits as its factorization.

342513235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68502652.

The product of its digits is 10800, while the sum is 28.

The square root of 342513235 is about 18507.1130919979. The cubic root of 342513235 is about 699.6687105821.

Adding to 342513235 its reverse (532315243), we get a palindrome (874828478).

The spelling of 342513235 in words is "three hundred forty-two million, five hundred thirteen thousand, two hundred thirty-five".