347940233 has 4 divisors (see below), whose sum is σ = 352132368. Its totient is φ = 343748100.

The previous prime is 347940199. The next prime is 347940239. The reversal of 347940233 is 332049743.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 347940233 - 2¹² = 347936137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 347940193 and 347940202.

It is not an unprimeable number, because it can be changed into a prime (347940239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2095943 + ... + 2096108.

It is an arithmetic number, because the mean of its divisors is an integer number (88033092).

Almost surely, 2^347940233 is an apocalyptic number.

It is an amenable number.

347940233 is a deficient number, since it is larger than the sum of its proper divisors (4192135).

347940233 is an equidigital number, since it uses as much as digits as its factorization.

347940233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4192134.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 347940233 is about 18653.1561136447. The cubic root of 347940233 is about 703.3446958525.

Adding to 347940233 its reverse (332049743), we get a palindrome (679989976).

The spelling of 347940233 in words is "three hundred forty-seven million, nine hundred forty thousand, two hundred thirty-three".