345632847 has 8 divisors (see below), whose sum is σ = 526678656. Its totient is φ = 197504472.

The previous prime is 345632843. The next prime is 345632863. The reversal of 345632847 is 748236543.

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

It is not a de Polignac number, because 345632847 - 2² = 345632843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345632799 and 345632808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345632843) 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, 8229333 + ... + 8229374.

It is an arithmetic number, because the mean of its divisors is an integer number (65834832).

Almost surely, 2^345632847 is an apocalyptic number.

345632847 is a deficient number, since it is larger than the sum of its proper divisors (181045809).

345632847 is a wasteful number, since it uses less digits than its factorization.

345632847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16458717.

The product of its digits is 483840, while the sum is 42.

The square root of 345632847 is about 18591.2034844439. The cubic root of 345632847 is about 701.7864891544.

The spelling of 345632847 in words is "three hundred forty-five million, six hundred thirty-two thousand, eight hundred forty-seven".