342205245 has 48 divisors (see below), whose sum is σ = 603411120. Its totient is φ = 179386368.

The previous prime is 342205217. The next prime is 342205289. The reversal of 342205245 is 542502243.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 29127609 + 313077636 = 5397^2 + 17694^2 .

It is not a de Polignac number, because 342205245 - 2¹² = 342201149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 879511 + ... + 879899.

It is an arithmetic number, because the mean of its divisors is an integer number (12571065).

Almost surely, 2^342205245 is an apocalyptic number.

It is an amenable number.

342205245 is a deficient number, since it is larger than the sum of its proper divisors (261205875).

342205245 is a wasteful number, since it uses less digits than its factorization.

342205245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 342205245 is about 18498.7903658591. The cubic root of 342205245 is about 699.4589322274.

Adding to 342205245 its reverse (542502243), we get a palindrome (884707488).

The spelling of 342205245 in words is "three hundred forty-two million, two hundred five thousand, two hundred forty-five".