349507 has 2 divisors, whose sum is σ = 349508. Its totient is φ = 349506.

The previous prime is 349499. The next prime is 349519. The reversal of 349507 is 705943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349507 - 2³ = 349499 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (349567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174753 + 174754.

It is an arithmetic number, because the mean of its divisors is an integer number (174754).

2³⁴⁹⁵⁰⁷ is an apocalyptic number.

349507 is a deficient number, since it is larger than the sum of its proper divisors (1).

349507 is an equidigital number, since it uses as much as digits as its factorization.

349507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 349507 is about 591.1911704347. The cubic root of 349507 is about 70.4398830271.

It can be divided in two parts, 34950 and 7, that multiplied together give a triangular number (244650 = T₆₉₉).

The spelling of 349507 in words is "three hundred forty-nine thousand, five hundred seven".