349253399 has 8 divisors (see below), whose sum is σ = 381138960. Its totient is φ = 317390400.

The previous prime is 349253393. The next prime is 349253419. The reversal of 349253399 is 993352943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 349253399 - 2⁸ = 349253143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349253393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58547 + ... + 64235.

It is an arithmetic number, because the mean of its divisors is an integer number (47642370).

Almost surely, 2^349253399 is an apocalyptic number.

349253399 is a deficient number, since it is larger than the sum of its proper divisors (31885561).

349253399 is a wasteful number, since it uses less digits than its factorization.

349253399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11281.

The product of its digits is 787320, while the sum is 47.

The square root of 349253399 is about 18688.3225303931. The cubic root of 349253399 is about 704.2284193096.

The spelling of 349253399 in words is "three hundred forty-nine million, two hundred fifty-three thousand, three hundred ninety-nine".