349860773 has 2 divisors, whose sum is σ = 349860774. Its totient is φ = 349860772.

The previous prime is 349860757. The next prime is 349860779. The reversal of 349860773 is 377068943.

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., 349802209 + 58564 = 18703^2 + 242^2 .

It is an emirp because it is prime and its reverse (377068943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349860773 - 2⁴ = 349860757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349860779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174930386 + 174930387.

It is an arithmetic number, because the mean of its divisors is an integer number (174930387).

Almost surely, 2^349860773 is an apocalyptic number.

It is an amenable number.

349860773 is a deficient number, since it is larger than the sum of its proper divisors (1).

349860773 is an equidigital number, since it uses as much as digits as its factorization.

349860773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 47.

The square root of 349860773 is about 18704.5655656580. The cubic root of 349860773 is about 704.6364156455.

The spelling of 349860773 in words is "three hundred forty-nine million, eight hundred sixty thousand, seven hundred seventy-three".