349882613 has 4 divisors (see below), whose sum is σ = 350071488. Its totient is φ = 349693740.

The previous prime is 349882583. The next prime is 349882633. The reversal of 349882613 is 316288943.

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: 316288943 = 491 ⋅644173.

It is a cyclic number.

It is not a de Polignac number, because 349882613 - 2¹⁴ = 349866229 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 (349882633) 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, 91631 + ... + 95372.

It is an arithmetic number, because the mean of its divisors is an integer number (87517872).

Almost surely, 2^349882613 is an apocalyptic number.

It is an amenable number.

349882613 is a deficient number, since it is larger than the sum of its proper divisors (188875).

349882613 is a wasteful number, since it uses less digits than its factorization.

349882613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188874.

The product of its digits is 248832, while the sum is 44.

The square root of 349882613 is about 18705.1493712293. The cubic root of 349882613 is about 704.6510776104.

The spelling of 349882613 in words is "three hundred forty-nine million, eight hundred eighty-two thousand, six hundred thirteen".