349051253 has 16 divisors (see below), whose sum is σ = 363528000. Its totient is φ = 334924800.

The previous prime is 349051249. The next prime is 349051273. The reversal of 349051253 is 352150943.

It is a cyclic number.

It is not a de Polignac number, because 349051253 - 2² = 349051249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349051273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 777173 + ... + 777621.

It is an arithmetic number, because the mean of its divisors is an integer number (22720500).

Almost surely, 2^349051253 is an apocalyptic number.

It is an amenable number.

349051253 is a deficient number, since it is larger than the sum of its proper divisors (14476747).

349051253 is a wasteful number, since it uses less digits than its factorization.

349051253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 349051253 is about 18682.9133970053. The cubic root of 349051253 is about 704.0925252067.

The spelling of 349051253 in words is "three hundred forty-nine million, fifty-one thousand, two hundred fifty-three".