342809241 has 24 divisors (see below), whose sum is σ = 475636896. Its totient is φ = 219490560.

The previous prime is 342809239. The next prime is 342809263. The reversal of 342809241 is 142908243.

342809241 = 369² + 370² + ... + 1025².

It is not a de Polignac number, because 342809241 - 2¹ = 342809239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342809741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 655206 + ... + 655728.

It is an arithmetic number, because the mean of its divisors is an integer number (19818204).

Almost surely, 2^342809241 is an apocalyptic number.

It is an amenable number.

342809241 is a deficient number, since it is larger than the sum of its proper divisors (132827655).

342809241 is an equidigital number, since it uses as much as digits as its factorization.

342809241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 342809241 is about 18515.1084522884. The cubic root of 342809241 is about 699.8702079086.

The spelling of 342809241 in words is "three hundred forty-two million, eight hundred nine thousand, two hundred forty-one".