346358869 has 4 divisors (see below), whose sum is σ = 352893996. Its totient is φ = 339823744.

The previous prime is 346358801. The next prime is 346358911. The reversal of 346358869 is 968853643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 968853643 = 19 ⋅50992297.

It can be written as a sum of positive squares in 2 ways, for example, as 119464900 + 226893969 = 10930^2 + 15063^2 .

It is a cyclic number.

It is not a de Polignac number, because 346358869 - 2⁷ = 346358741 is a prime.

It is a super-2 number, since 2×346358869² = 239928932269918322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346358669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3267484 + ... + 3267589.

It is an arithmetic number, because the mean of its divisors is an integer number (88223499).

Almost surely, 2^346358869 is an apocalyptic number.

It is an amenable number.

346358869 is a deficient number, since it is larger than the sum of its proper divisors (6535127).

346358869 is an equidigital number, since it uses as much as digits as its factorization.

346358869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6535126.

The product of its digits is 3732480, while the sum is 52.

The square root of 346358869 is about 18610.7191962052. The cubic root of 346358869 is about 702.2775266788.

The spelling of 346358869 in words is "three hundred forty-six million, three hundred fifty-eight thousand, eight hundred sixty-nine".