353967349 has 4 divisors (see below), whose sum is σ = 354024000. Its totient is φ = 353910700.

The previous prime is 353967343. The next prime is 353967379. The reversal of 353967349 is 943769353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 943769353 = 47 ⋅20080199.

It is a cyclic number.

It is not a de Polignac number, because 353967349 - 2¹³ = 353959157 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353967343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17599 + ... + 31900.

It is an arithmetic number, because the mean of its divisors is an integer number (88506000).

Almost surely, 2^353967349 is an apocalyptic number.

It is an amenable number.

353967349 is a deficient number, since it is larger than the sum of its proper divisors (56651).

353967349 is an equidigital number, since it uses as much as digits as its factorization.

353967349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56650.

The product of its digits is 1837080, while the sum is 49.

The square root of 353967349 is about 18814.0200116828. The cubic root of 353967349 is about 707.3826458202.

The spelling of 353967349 in words is "three hundred fifty-three million, nine hundred sixty-seven thousand, three hundred forty-nine".