305340676 has 9 divisors (see below), whose sum is σ = 534407349. Its totient is φ = 152652864.

The previous prime is 305340671. The next prime is 305340691. The reversal of 305340676 is 676043503.

The square root of 305340676 is 17474.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 115562500 + 189778176 = 10750^2 + 13776^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305340671) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 30580 + ... + 39316.

Almost surely, 2^305340676 is an apocalyptic number.

305340676 is the 17474-th square number.

It is an amenable number.

305340676 is a deficient number, since it is larger than the sum of its proper divisors (229066673).

305340676 is an frugal number, since it uses more digits than its factorization.

305340676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17478 (or 8739 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 34.

The cubic root of 305340676 is about 673.3820791644.

The spelling of 305340676 in words is "three hundred five million, three hundred forty thousand, six hundred seventy-six".