345726308 has 6 divisors (see below), whose sum is σ = 605021046. Its totient is φ = 172863152.

The previous prime is 345726307. The next prime is 345726323. The reversal of 345726308 is 803627543.

It can be written as a sum of positive squares in only one way, i.e., 193154404 + 152571904 = 13898^2 + 12352^2 .

It is not an unprimeable number, because it can be changed into a prime (345726301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43215785 + ... + 43215792.

It is an arithmetic number, because the mean of its divisors is an integer number (100836841).

Almost surely, 2^345726308 is an apocalyptic number.

It is an amenable number.

345726308 is a deficient number, since it is larger than the sum of its proper divisors (259294738).

345726308 is a wasteful number, since it uses less digits than its factorization.

345726308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86431581 (or 86431579 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 345726308 is about 18593.7168957689. The cubic root of 345726308 is about 701.8497390804.

The spelling of 345726308 in words is "three hundred forty-five million, seven hundred twenty-six thousand, three hundred eight".