345924447 has 8 divisors (see below), whose sum is σ = 503162880. Its totient is φ = 209651160.

The previous prime is 345924437. The next prime is 345924463. The reversal of 345924447 is 744429543.

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

It is not a de Polignac number, because 345924447 - 2²⁸ = 77488991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345924399 and 345924408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345924437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5241247 + ... + 5241312.

It is an arithmetic number, because the mean of its divisors is an integer number (62895360).

Almost surely, 2^345924447 is an apocalyptic number.

345924447 is a deficient number, since it is larger than the sum of its proper divisors (157238433).

345924447 is a wasteful number, since it uses less digits than its factorization.

345924447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10482573.

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

The square root of 345924447 is about 18599.0442496382. The cubic root of 345924447 is about 701.9837923710.

The spelling of 345924447 in words is "three hundred forty-five million, nine hundred twenty-four thousand, four hundred forty-seven".