345332444 has 6 divisors (see below), whose sum is σ = 604331784. Its totient is φ = 172666220.

The previous prime is 345332443. The next prime is 345332447. The reversal of 345332444 is 444233543.

It is a self number, because there is not a number n which added to its sum of digits gives 345332444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345332443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43166552 + ... + 43166559.

It is an arithmetic number, because the mean of its divisors is an integer number (100721964).

Almost surely, 2^345332444 is an apocalyptic number.

It is an amenable number.

345332444 is a deficient number, since it is larger than the sum of its proper divisors (258999340).

345332444 is a wasteful number, since it uses less digits than its factorization.

345332444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86333115 (or 86333113 counting only the distinct ones).

The product of its digits is 69120, while the sum is 32.

The square root of 345332444 is about 18583.1225578480. The cubic root of 345332444 is about 701.5831135445.

Adding to 345332444 its reverse (444233543), we get a palindrome (789565987).

The spelling of 345332444 in words is "three hundred forty-five million, three hundred thirty-two thousand, four hundred forty-four".