345445433 has 4 divisors (see below), whose sum is σ = 349818240. Its totient is φ = 341072628.

The previous prime is 345445333. The next prime is 345445439. The reversal of 345445433 is 334544543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345445433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345445393 and 345445402.

It is not an unprimeable number, because it can be changed into a prime (345445439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2186285 + ... + 2186442.

It is an arithmetic number, because the mean of its divisors is an integer number (87454560).

Almost surely, 2^345445433 is an apocalyptic number.

It is an amenable number.

345445433 is a deficient number, since it is larger than the sum of its proper divisors (4372807).

345445433 is an equidigital number, since it uses as much as digits as its factorization.

345445433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372806.

The product of its digits is 172800, while the sum is 35.

The square root of 345445433 is about 18586.1624064786. The cubic root of 345445433 is about 701.6596219756.

Adding to 345445433 its reverse (334544543), we get a palindrome (679989976).

The spelling of 345445433 in words is "three hundred forty-five million, four hundred forty-five thousand, four hundred thirty-three".