345423244 has 12 divisors (see below), whose sum is σ = 604622368. Its totient is φ = 172674000.

The previous prime is 345423241. The next prime is 345423283. The reversal of 345423244 is 442324543.

It is not an unprimeable number, because it can be changed into a prime (345423241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26374 + ... + 37234.

Almost surely, 2^345423244 is an apocalyptic number.

It is an amenable number.

345423244 is a deficient number, since it is larger than the sum of its proper divisors (259199124).

345423244 is a wasteful number, since it uses less digits than its factorization.

345423244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18816 (or 18814 counting only the distinct ones).

The product of its digits is 46080, while the sum is 31.

The square root of 345423244 is about 18585.5654743137. The cubic root of 345423244 is about 701.6445984174.

Adding to 345423244 its reverse (442324543), we get a palindrome (787747787).

The spelling of 345423244 in words is "three hundred forty-five million, four hundred twenty-three thousand, two hundred forty-four".