351322012 has 6 divisors (see below), whose sum is σ = 614813528. Its totient is φ = 175661004.

The previous prime is 351321991. The next prime is 351322019. The reversal of 351322012 is 210223153.

It is a super-2 number, since 2×351322012² = 246854312231456288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351322019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43915248 + ... + 43915255.

Almost surely, 2^351322012 is an apocalyptic number.

It is an amenable number.

351322012 is a deficient number, since it is larger than the sum of its proper divisors (263491516).

351322012 is a wasteful number, since it uses less digits than its factorization.

351322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87830507 (or 87830505 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 351322012 is about 18743.5858895783. The cubic root of 351322012 is about 705.6160549092.

Adding to 351322012 its reverse (210223153), we get a palindrome (561545165).

The spelling of 351322012 in words is "three hundred fifty-one million, three hundred twenty-two thousand, twelve".