349579 has 2 divisors, whose sum is σ = 349580. Its totient is φ = 349578.

The previous prime is 349567. The next prime is 349589. The reversal of 349579 is 975943.

It is a strong prime.

It is an emirp because it is prime and its reverse (975943) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349579 is a prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (349519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174789 + 174790.

It is an arithmetic number, because the mean of its divisors is an integer number (174790).

2³⁴⁹⁵⁷⁹ is an apocalyptic number.

349579 is a deficient number, since it is larger than the sum of its proper divisors (1).

349579 is an equidigital number, since it uses as much as digits as its factorization.

349579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 37.

The square root of 349579 is about 591.2520613072. The cubic root of 349579 is about 70.4447196716. Note that the first 3 decimals are identical.

The spelling of 349579 in words is "three hundred forty-nine thousand, five hundred seventy-nine".