349753 has 2 divisors, whose sum is σ = 349754. Its totient is φ = 349752.

The previous prime is 349729. The next prime is 349759. The reversal of 349753 is 357943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344569 + 5184 = 587^2 + 72^2 .

It is a cyclic number.

It is not a de Polignac number, because 349753 - 2⁹ = 349241 is a prime.

It is a super-2 number, since 2×349753² = 244654322018, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁷ + 4⁹ + 7 + 9³ + 5⁷ + 3⁸ .

It is not a weakly prime, because it can be changed into another prime (349759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174876 + 174877.

It is an arithmetic number, because the mean of its divisors is an integer number (174877).

2³⁴⁹⁷⁵³ is an apocalyptic number.

It is an amenable number.

349753 is a deficient number, since it is larger than the sum of its proper divisors (1).

349753 is an equidigital number, since it uses as much as digits as its factorization.

349753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 31.

The square root of 349753 is about 591.3991883660. The cubic root of 349753 is about 70.4564054881.

The spelling of 349753 in words is "three hundred forty-nine thousand, seven hundred fifty-three".