351323225 has 24 divisors (see below), whose sum is σ = 477371232. Its totient is φ = 254364800.

The previous prime is 351323221. The next prime is 351323227. The reversal of 351323225 is 522323153.

It is not a de Polignac number, because 351323225 - 2² = 351323221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351323194 and 351323203.

It is not an unprimeable number, because it can be changed into a prime (351323221) 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 23 ways as a sum of consecutive naturals, for example, 61334 + ... + 66816.

It is an arithmetic number, because the mean of its divisors is an integer number (19890468).

Almost surely, 2^351323225 is an apocalyptic number.

It is an amenable number.

351323225 is a deficient number, since it is larger than the sum of its proper divisors (126048007).

351323225 is a wasteful number, since it uses less digits than its factorization.

351323225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737 (or 5732 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 351323225 is about 18743.6182472862. The cubic root of 351323225 is about 705.6168669954.

Adding to 351323225 its reverse (522323153), we get a palindrome (873646378).

The spelling of 351323225 in words is "three hundred fifty-one million, three hundred twenty-three thousand, two hundred twenty-five".