347115397225 has 9 divisors (see below), whose sum is σ = 430426745413. Its totient is φ = 277689961120.

The previous prime is 347115397219. The next prime is 347115397283. The reversal of 347115397225 is 522793511743.

The square root of 347115397225 is 589165.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 192732414169 + 154382983056 = 439013^2 + 392916^2 .

It is not a de Polignac number, because 347115397225 - 2³ = 347115397217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2886909 + ... + 3004741.

Almost surely, 2^347115397225 is an apocalyptic number.

347115397225 is the 589165-th square number.

347115397225 is the 294583-rd centered octagonal number.

It is an amenable number.

347115397225 is a deficient number, since it is larger than the sum of its proper divisors (83311348188).

347115397225 is an frugal number, since it uses more digits than its factorization.

347115397225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235676 (or 117838 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 49.

Multiplying 347115397225 by its sum of digits (49), we get a square (17008654464025 = 4124155²).

The spelling of 347115397225 in words is "three hundred forty-seven billion, one hundred fifteen million, three hundred ninety-seven thousand, two hundred twenty-five".