342562513 has 4 divisors (see below), whose sum is σ = 346411620. Its totient is φ = 338713408.

The previous prime is 342562481. The next prime is 342562523. The reversal of 342562513 is 315265243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 315265243 = 397 ⋅794119.

It can be written as a sum of positive squares in 2 ways, for example, as 40602384 + 301960129 = 6372^2 + 17377^2 .

It is a cyclic number.

It is not a de Polignac number, because 342562513 - 2⁵ = 342562481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342562523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1924420 + ... + 1924597.

It is an arithmetic number, because the mean of its divisors is an integer number (86602905).

Almost surely, 2^342562513 is an apocalyptic number.

It is an amenable number.

342562513 is a deficient number, since it is larger than the sum of its proper divisors (3849107).

342562513 is an equidigital number, since it uses as much as digits as its factorization.

342562513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849106.

The product of its digits is 21600, while the sum is 31.

The square root of 342562513 is about 18508.4443700707. Note that the first 3 decimals coincide. The cubic root of 342562513 is about 699.7022631750.

The spelling of 342562513 in words is "three hundred forty-two million, five hundred sixty-two thousand, five hundred thirteen".