346866225 has 12 divisors (see below), whose sum is σ = 573485616. Its totient is φ = 184995280.

The previous prime is 346866209. The next prime is 346866227. The reversal of 346866225 is 522668643.

It is a happy number.

It is not a de Polignac number, because 346866225 - 2⁴ = 346866209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (346866227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2312367 + ... + 2312516.

It is an arithmetic number, because the mean of its divisors is an integer number (47790468).

Almost surely, 2^346866225 is an apocalyptic number.

It is an amenable number.

346866225 is a deficient number, since it is larger than the sum of its proper divisors (226619391).

346866225 is a wasteful number, since it uses less digits than its factorization.

346866225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4624896 (or 4624891 counting only the distinct ones).

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

The square root of 346866225 is about 18624.3449549239. The cubic root of 346866225 is about 702.6202645298.

The spelling of 346866225 in words is "three hundred forty-six million, eight hundred sixty-six thousand, two hundred twenty-five".