351642344 has 32 divisors (see below), whose sum is σ = 674870400. Its totient is φ = 171694080.

The previous prime is 351642341. The next prime is 351642349. The reversal of 351642344 is 443246153.

It is a self number, because there is not a number n which added to its sum of digits gives 351642344.

It is not an unprimeable number, because it can be changed into a prime (351642341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240287 + ... + 241745.

It is an arithmetic number, because the mean of its divisors is an integer number (21089700).

Almost surely, 2^351642344 is an apocalyptic number.

It is an amenable number.

351642344 is a deficient number, since it is larger than the sum of its proper divisors (323228056).

351642344 is a wasteful number, since it uses less digits than its factorization.

351642344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153 (or 2149 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 351642344 is about 18752.1290524570. The cubic root of 351642344 is about 705.8304477182.

Adding to 351642344 its reverse (443246153), we get a palindrome (794888497).

The spelling of 351642344 in words is "three hundred fifty-one million, six hundred forty-two thousand, three hundred forty-four".