351879447 has 8 divisors (see below), whose sum is σ = 496771056. Its totient is φ = 220787072.

The previous prime is 351879439. The next prime is 351879467. The reversal of 351879447 is 744978153.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 351879447 - 2³ = 351879439 is a prime.

It is a super-3 number, since 3×351879447³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 351879396 and 351879405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351879427) 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, 3449748 + ... + 3449849.

It is an arithmetic number, because the mean of its divisors is an integer number (62096382).

Almost surely, 2^351879447 is an apocalyptic number.

351879447 is a deficient number, since it is larger than the sum of its proper divisors (144891609).

351879447 is a wasteful number, since it uses less digits than its factorization.

351879447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6899617.

The product of its digits is 846720, while the sum is 48.

The square root of 351879447 is about 18758.4500159262. The cubic root of 351879447 is about 705.9890529217.

The spelling of 351879447 in words is "three hundred fifty-one million, eight hundred seventy-nine thousand, four hundred forty-seven".