346905849 has 8 divisors (see below), whose sum is σ = 482651712. Its totient is φ = 221215280.

The previous prime is 346905809. The next prime is 346905863. The reversal of 346905849 is 948509643.

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 346905849 - 2¹⁶ = 346840313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346905798 and 346905807.

It is not an unprimeable number, because it can be changed into a prime (346905809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2513742 + ... + 2513879.

It is an arithmetic number, because the mean of its divisors is an integer number (60331464).

Almost surely, 2^346905849 is an apocalyptic number.

It is an amenable number.

346905849 is a deficient number, since it is larger than the sum of its proper divisors (135745863).

346905849 is a wasteful number, since it uses less digits than its factorization.

346905849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5027647.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 346905849 is about 18625.4086935025. The cubic root of 346905849 is about 702.6470179420.

The spelling of 346905849 in words is "three hundred forty-six million, nine hundred five thousand, eight hundred forty-nine".