345424452 has 96 divisors (see below), whose sum is σ = 866947200. Its totient is φ = 106831872.

The previous prime is 345424447. The next prime is 345424477. The reversal of 345424452 is 254424543.

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 in 31 ways as a sum of consecutive naturals, for example, 1789668 + ... + 1789860.

It is an arithmetic number, because the mean of its divisors is an integer number (9030700).

Almost surely, 2^345424452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345424452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433473600).

345424452 is an abundant number, since it is smaller than the sum of its proper divisors (521522748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345424452 is a wasteful number, since it uses less digits than its factorization.

345424452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405 (or 403 counting only the distinct ones).

The product of its digits is 76800, while the sum is 33.

The square root of 345424452 is about 18585.5979726239. The cubic root of 345424452 is about 701.6454163373.

Adding to 345424452 its reverse (254424543), we get a palindrome (599848995).

Subtracting from 345424452 its reverse (254424543), we obtain a palindrome (90999909).

The spelling of 345424452 in words is "three hundred forty-five million, four hundred twenty-four thousand, four hundred fifty-two".