345424005 has 48 divisors (see below), whose sum is σ = 632451456. Its totient is φ = 174049920.

The previous prime is 345423973. The next prime is 345424007. The reversal of 345424005 is 500424543.

It is not a de Polignac number, because 345424005 - 2⁵ = 345423973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345424005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345424007) 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 47 ways as a sum of consecutive naturals, for example, 83895 + ... + 87915.

It is an arithmetic number, because the mean of its divisors is an integer number (13176072).

Almost surely, 2^345424005 is an apocalyptic number.

It is an amenable number.

345424005 is a deficient number, since it is larger than the sum of its proper divisors (287027451).

345424005 is a wasteful number, since it uses less digits than its factorization.

345424005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138 (or 4135 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 345424005 is about 18585.5859471796. The cubic root of 345424005 is about 701.6451136801.

Adding to 345424005 its reverse (500424543), we get a palindrome (845848548).

The spelling of 345424005 in words is "three hundred forty-five million, four hundred twenty-four thousand, five".