2307730397 has 8 divisors (see below), whose sum is σ = 2640896256. Its totient is φ = 1975437072.

The previous prime is 2307730393. The next prime is 2307730417. The reversal of 2307730397 is 7930377032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2307730397 - 2² = 2307730393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2307730393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212453 + ... + 223050.

It is an arithmetic number, because the mean of its divisors is an integer number (330112032).

Almost surely, 2^2307730397 is an apocalyptic number.

It is an amenable number.

2307730397 is a deficient number, since it is larger than the sum of its proper divisors (333165859).

2307730397 is an equidigital number, since it uses as much as digits as its factorization.

2307730397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436267.

The product of its (nonzero) digits is 166698, while the sum is 41.

The square root of 2307730397 is about 48038.8425859741. The cubic root of 2307730397 is about 1321.4833334548.

The spelling of 2307730397 in words is "two billion, three hundred seven million, seven hundred thirty thousand, three hundred ninety-seven".