306397601 has 2 divisors, whose sum is σ = 306397602. Its totient is φ = 306397600.

The previous prime is 306397577. The next prime is 306397607. The reversal of 306397601 is 106793603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169624576 + 136773025 = 13024^2 + 11695^2 .

It is a cyclic number.

It is not a de Polignac number, because 306397601 - 2⁶ = 306397537 is a prime.

It is not a weakly prime, because it can be changed into another prime (306397607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153198800 + 153198801.

It is an arithmetic number, because the mean of its divisors is an integer number (153198801).

Almost surely, 2^306397601 is an apocalyptic number.

It is an amenable number.

306397601 is a deficient number, since it is larger than the sum of its proper divisors (1).

306397601 is an equidigital number, since it uses as much as digits as its factorization.

306397601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 306397601 is about 17504.2166634214. The cubic root of 306397601 is about 674.1581464610.

The spelling of 306397601 in words is "three hundred six million, three hundred ninety-seven thousand, six hundred one".