345323450 has 12 divisors (see below), whose sum is σ = 642301710. Its totient is φ = 138129360.

The previous prime is 345323437. The next prime is 345323491. The reversal of 345323450 is 54323543.

It can be written as a sum of positive squares in 3 ways, for example, as 139027681 + 206295769 = 11791^2 + 14363^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3453185 + ... + 3453284.

Almost surely, 2^345323450 is an apocalyptic number.

345323450 is a deficient number, since it is larger than the sum of its proper divisors (296978260).

345323450 is a wasteful number, since it uses less digits than its factorization.

345323450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6906481 (or 6906476 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 345323450 is about 18582.8805624962. The cubic root of 345323450 is about 701.5770227052.

Adding to 345323450 its reverse (54323543), we get a palindrome (399646993).

The spelling of 345323450 in words is "three hundred forty-five million, three hundred twenty-three thousand, four hundred fifty".