351225234 has 20 divisors (see below), whose sum is σ = 787005054. Its totient is φ = 117075024.

The previous prime is 351225233. The next prime is 351225271. The reversal of 351225234 is 432522153.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 309584025 + 41641209 = 17595^2 + 6453^2 .

It is a super-3 number, since 3×351225234³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 351225198 and 351225207.

It is not an unprimeable number, because it can be changed into a prime (351225233) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1083867 + ... + 1084190.

Almost surely, 2^351225234 is an apocalyptic number.

351225234 is an abundant number, since it is smaller than the sum of its proper divisors (435779820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

351225234 is a wasteful number, since it uses less digits than its factorization.

351225234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168071 (or 2168062 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 351225234 is about 18741.0040819589. The cubic root of 351225234 is about 705.5512573924.

Adding to 351225234 its reverse (432522153), we get a palindrome (783747387).

The spelling of 351225234 in words is "three hundred fifty-one million, two hundred twenty-five thousand, two hundred thirty-four".