352316331 has 32 divisors (see below), whose sum is σ = 554587200. Its totient is φ = 220631040.

The previous prime is 352316309. The next prime is 352316339. The reversal of 352316331 is 133613253.

It is a happy number.

352316331 is a `hidden beast` number, since 3 + 5 + 23 + 1 + 633 + 1 = 666.

It is not a de Polignac number, because 352316331 - 2⁷ = 352316203 is a prime.

It is a super-2 number, since 2×352316331² = 248253594178603122, which contains 22 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 = 352316295 and 352316304.

It is not an unprimeable number, because it can be changed into a prime (352316339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22891 + ... + 35051.

It is an arithmetic number, because the mean of its divisors is an integer number (17330850).

Almost surely, 2^352316331 is an apocalyptic number.

352316331 is a deficient number, since it is larger than the sum of its proper divisors (202270869).

352316331 is a wasteful number, since it uses less digits than its factorization.

352316331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12236 (or 12230 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 352316331 is about 18770.0913956219. The cubic root of 352316331 is about 706.2811110528.

Adding to 352316331 its reverse (133613253), we get a palindrome (485929584).

The spelling of 352316331 in words is "three hundred fifty-two million, three hundred sixteen thousand, three hundred thirty-one".