351841872 has 20 divisors (see below), whose sum is σ = 908924960. Its totient is φ = 117280608.

The previous prime is 351841871. The next prime is 351841901. The reversal of 351841872 is 278148153.

351841872 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 351841872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351841871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3664972 + ... + 3665067.

It is an arithmetic number, because the mean of its divisors is an integer number (45446248).

Almost surely, 2^351841872 is an apocalyptic number.

It is an amenable number.

351841872 is an abundant number, since it is smaller than the sum of its proper divisors (557083088).

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

351841872 is a wasteful number, since it uses less digits than its factorization.

351841872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7330050 (or 7330044 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 351841872 is about 18757.4484405529. The cubic root of 351841872 is about 705.9639226456.

The spelling of 351841872 in words is "three hundred fifty-one million, eight hundred forty-one thousand, eight hundred seventy-two".