349326613 has 4 divisors (see below), whose sum is σ = 350519148. Its totient is φ = 348134080.

The previous prime is 349326611. The next prime is 349326619. The reversal of 349326613 is 316623943.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 156200004 + 193126609 = 12498^2 + 13897^2 .

It is a cyclic number.

It is not a de Polignac number, because 349326613 - 2¹ = 349326611 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 (349326611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595828 + ... + 596413.

It is an arithmetic number, because the mean of its divisors is an integer number (87629787).

Almost surely, 2^349326613 is an apocalyptic number.

It is an amenable number.

349326613 is a deficient number, since it is larger than the sum of its proper divisors (1192535).

349326613 is a wasteful number, since it uses less digits than its factorization.

349326613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192534.

The product of its digits is 69984, while the sum is 37.

The square root of 349326613 is about 18690.2812445399. The cubic root of 349326613 is about 704.2776250127.

The spelling of 349326613 in words is "three hundred forty-nine million, three hundred twenty-six thousand, six hundred thirteen".