345575424 has 52 divisors (see below), whose sum is σ = 921454736. Its totient is φ = 115187712.

The previous prime is 345575413. The next prime is 345575459. The reversal of 345575424 is 424575543.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774 + ... + 26349.

Almost surely, 2^345575424 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 345575424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (460727368).

345575424 is an abundant number, since it is smaller than the sum of its proper divisors (575879312).

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

345575424 is an equidigital number, since it uses as much as digits as its factorization.

345575424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28150 (or 28128 counting only the distinct ones).

The product of its digits is 336000, while the sum is 39.

The square root of 345575424 is about 18589.6590608865. The cubic root of 345575424 is about 701.7476223648.

The spelling of 345575424 in words is "three hundred forty-five million, five hundred seventy-five thousand, four hundred twenty-four".