343631033 has 2 divisors, whose sum is σ = 343631034. Its totient is φ = 343631032.

The previous prime is 343631023. The next prime is 343631051. The reversal of 343631033 is 330136343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233233984 + 110397049 = 15272^2 + 10507^2 .

It is a cyclic number.

It is not a de Polignac number, because 343631033 - 2¹² = 343626937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343630993 and 343631011.

It is not a weakly prime, because it can be changed into another prime (343631003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171815516 + 171815517.

It is an arithmetic number, because the mean of its divisors is an integer number (171815517).

Almost surely, 2^343631033 is an apocalyptic number.

It is an amenable number.

343631033 is a deficient number, since it is larger than the sum of its proper divisors (1).

343631033 is an equidigital number, since it uses as much as digits as its factorization.

343631033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 26.

The square root of 343631033 is about 18537.2876387027. The cubic root of 343631033 is about 700.4290111665.

Adding to 343631033 its reverse (330136343), we get a palindrome (673767376).

It can be divided in two parts, 3436310 and 33, that added together give a palindrome (3436343).

The spelling of 343631033 in words is "three hundred forty-three million, six hundred thirty-one thousand, thirty-three".