349344825 has 12 divisors (see below), whose sum is σ = 577583568. Its totient is φ = 186317200.

The previous prime is 349344823. The next prime is 349344851. The reversal of 349344825 is 528443943.

It is not a de Polignac number, because 349344825 - 2¹ = 349344823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349344823) 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 11 ways as a sum of consecutive naturals, for example, 2328891 + ... + 2329040.

It is an arithmetic number, because the mean of its divisors is an integer number (48131964).

Almost surely, 2^349344825 is an apocalyptic number.

It is an amenable number.

349344825 is a deficient number, since it is larger than the sum of its proper divisors (228238743).

349344825 is a wasteful number, since it uses less digits than its factorization.

349344825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4657944 (or 4657939 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 349344825 is about 18690.7684432717. The cubic root of 349344825 is about 704.2898638752.

The spelling of 349344825 in words is "three hundred forty-nine million, three hundred forty-four thousand, eight hundred twenty-five".