347224031240 has 16 divisors (see below), whose sum is σ = 781254070380. Its totient is φ = 138889612480.

The previous prime is 347224031233. The next prime is 347224031257. The reversal of 347224031240 is 42130422743.

It can be written as a sum of positive squares in 2 ways, for example, as 314346363556 + 32877667684 = 560666^2 + 181322^2 .

It is a junction number, because it is equal to n+sod(n) for n = 347224031197 and 347224031206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4340300351 + ... + 4340300430.

Almost surely, 2^347224031240 is an apocalyptic number.

It is an amenable number.

347224031240 is an abundant number, since it is smaller than the sum of its proper divisors (434030039140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

347224031240 is a wasteful number, since it uses less digits than its factorization.

347224031240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8680600792 (or 8680600788 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 347224031240 its reverse (42130422743), we get a palindrome (389354453983).

The spelling of 347224031240 in words is "three hundred forty-seven billion, two hundred twenty-four million, thirty-one thousand, two hundred forty".