349637 has 2 divisors, whose sum is σ = 349638. Its totient is φ = 349636.

The previous prime is 349603. The next prime is 349663. The reversal of 349637 is 736943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 343396 + 6241 = 586^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 349637 - 2⁸ = 349381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174818 + 174819.

It is an arithmetic number, because the mean of its divisors is an integer number (174819).

2³⁴⁹⁶³⁷ is an apocalyptic number.

It is an amenable number.

349637 is a deficient number, since it is larger than the sum of its proper divisors (1).

349637 is an equidigital number, since it uses as much as digits as its factorization.

349637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 32.

The square root of 349637 is about 591.3011077277. The cubic root of 349637 is about 70.4486153745.

The spelling of 349637 in words is "three hundred forty-nine thousand, six hundred thirty-seven".