345444452 has 24 divisors (see below), whose sum is σ = 632016000. Its totient is φ = 164897216.

The previous prime is 345444443. The next prime is 345444457. The reversal of 345444452 is 254444543.

It is not an unprimeable number, because it can be changed into a prime (345444457) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 49049 + ... + 55647.

It is an arithmetic number, because the mean of its divisors is an integer number (26334000).

Almost surely, 2^345444452 is an apocalyptic number.

It is an amenable number.

345444452 is a deficient number, since it is larger than the sum of its proper divisors (286571548).

345444452 is a wasteful number, since it uses less digits than its factorization.

345444452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7195 (or 7193 counting only the distinct ones).

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

The square root of 345444452 is about 18586.1360158587. The cubic root of 345444452 is about 701.6589577812.

Adding to 345444452 its reverse (254444543), we get a palindrome (599888995).

Subtracting from 345444452 its reverse (254444543), we obtain a palindrome (90999909).

The spelling of 345444452 in words is "three hundred forty-five million, four hundred forty-four thousand, four hundred fifty-two".