351472347 has 12 divisors (see below), whose sum is σ = 508105000. Its totient is φ = 234119808.

The previous prime is 351472339. The next prime is 351472357. The reversal of 351472347 is 743274153.

It is not a de Polignac number, because 351472347 - 2³ = 351472339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351472337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4393 + ... + 26874.

Almost surely, 2^351472347 is an apocalyptic number.

351472347 is a deficient number, since it is larger than the sum of its proper divisors (156632653).

351472347 is a wasteful number, since it uses less digits than its factorization.

351472347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32522 (or 32519 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 351472347 is about 18747.5957658576. The cubic root of 351472347 is about 705.7166878127.

The spelling of 351472347 in words is "three hundred fifty-one million, four hundred seventy-two thousand, three hundred forty-seven".