351121332 has 24 divisors (see below), whose sum is σ = 867476736. Its totient is φ = 110155648.

The previous prime is 351121301. The next prime is 351121369. The reversal of 351121332 is 233121153.

It is a junction number, because it is equal to n+sod(n) for n = 351121299 and 351121308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860388 + ... + 860795.

It is an arithmetic number, because the mean of its divisors is an integer number (36144864).

Almost surely, 2^351121332 is an apocalyptic number.

It is an amenable number.

351121332 is an abundant number, since it is smaller than the sum of its proper divisors (516355404).

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

351121332 is a wasteful number, since it uses less digits than its factorization.

351121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721207 (or 1721205 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 351121332 is about 18738.2318269361. The cubic root of 351121332 is about 705.4816767646.

Adding to 351121332 its reverse (233121153), we get a palindrome (584242485).

The spelling of 351121332 in words is "three hundred fifty-one million, one hundred twenty-one thousand, three hundred thirty-two".