345041452 has 48 divisors (see below), whose sum is σ = 738013248. Its totient is φ = 137779200.

The previous prime is 345041447. The next prime is 345041453. The reversal of 345041452 is 254140543.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 345041452.

It is not an unprimeable number, because it can be changed into a prime (345041453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44488 + ... + 51664.

It is an arithmetic number, because the mean of its divisors is an integer number (15375276).

Almost surely, 2^345041452 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 345041452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369006624).

345041452 is an abundant number, since it is smaller than the sum of its proper divisors (392971796).

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

345041452 is a wasteful number, since it uses less digits than its factorization.

345041452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7306 (or 7304 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 345041452 is about 18575.2914378214. The cubic root of 345041452 is about 701.3859967787.

Adding to 345041452 its reverse (254140543), we get a palindrome (599181995).

Subtracting from 345041452 its reverse (254140543), we obtain a palindrome (90900909).

The spelling of 345041452 in words is "three hundred forty-five million, forty-one thousand, four hundred fifty-two".