347328040346 has 12 divisors (see below), whose sum is σ = 606051988938. Its totient is φ = 148854874392.

The previous prime is 347328040343. The next prime is 347328040351. The reversal of 347328040346 is 643040823743.

It can be written as a sum of positive squares in only one way, i.e., 183496573225 + 163831467121 = 428365^2 + 404761^2 .

It is a super-2 number, since 2×347328040346² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 347328040297 and 347328040306.

It is not an unprimeable number, because it can be changed into a prime (347328040343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1772081741 + ... + 1772081936.

Almost surely, 2^347328040346 is an apocalyptic number.

347328040346 is a deficient number, since it is larger than the sum of its proper divisors (258723948592).

347328040346 is a wasteful number, since it uses less digits than its factorization.

347328040346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544163693 (or 3544163686 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 347328040346 in words is "three hundred forty-seven billion, three hundred twenty-eight million, forty thousand, three hundred forty-six".