345445424 has 10 divisors (see below), whose sum is σ = 669300540. Its totient is φ = 172722704.

The previous prime is 345445333. The next prime is 345445439. The reversal of 345445424 is 424544543.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10795154 + ... + 10795185.

It is an arithmetic number, because the mean of its divisors is an integer number (66930054).

Almost surely, 2^345445424 is an apocalyptic number.

It is an amenable number.

345445424 is a deficient number, since it is larger than the sum of its proper divisors (323855116).

345445424 is a wasteful number, since it uses less digits than its factorization.

345445424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21590347 (or 21590341 counting only the distinct ones).

The product of its digits is 153600, while the sum is 35.

The square root of 345445424 is about 18586.1621643630. The cubic root of 345445424 is about 701.6596158821.

Adding to 345445424 its reverse (424544543), we get a palindrome (769989967).

The spelling of 345445424 in words is "three hundred forty-five million, four hundred forty-five thousand, four hundred twenty-four".