349247353 has 24 divisors (see below), whose sum is σ = 441849408. Its totient is φ = 273593376.

The previous prime is 349247347. The next prime is 349247399. The reversal of 349247353 is 353742943.

It is not a de Polignac number, because 349247353 - 2⁵ = 349247321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349247153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62950 + ... + 68272.

It is an arithmetic number, because the mean of its divisors is an integer number (18410392).

Almost surely, 2^349247353 is an apocalyptic number.

It is an amenable number.

349247353 is a deficient number, since it is larger than the sum of its proper divisors (92602055).

349247353 is a wasteful number, since it uses less digits than its factorization.

349247353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453 (or 5446 counting only the distinct ones).

The product of its digits is 272160, while the sum is 40.

The square root of 349247353 is about 18688.1607709266. The cubic root of 349247353 is about 704.2243556034.

The spelling of 349247353 in words is "three hundred forty-nine million, two hundred forty-seven thousand, three hundred fifty-three".