349623601 has 2 divisors, whose sum is σ = 349623602. Its totient is φ = 349623600.

The previous prime is 349623559. The next prime is 349623607. The reversal of 349623601 is 106326943.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186295201 + 163328400 = 13649^2 + 12780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349623601 is a prime.

It is not a weakly prime, because it can be changed into another prime (349623607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174811800 + 174811801.

It is an arithmetic number, because the mean of its divisors is an integer number (174811801).

Almost surely, 2^349623601 is an apocalyptic number.

It is an amenable number.

349623601 is a deficient number, since it is larger than the sum of its proper divisors (1).

349623601 is an equidigital number, since it uses as much as digits as its factorization.

349623601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 349623601 is about 18698.2245413836. The cubic root of 349623601 is about 704.4771543823.

The spelling of 349623601 in words is "three hundred forty-nine million, six hundred twenty-three thousand, six hundred one".