230957399 has 4 divisors (see below), whose sum is σ = 231877800. Its totient is φ = 230037000.

The previous prime is 230957357. The next prime is 230957401. The reversal of 230957399 is 993759032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230957399 - 2²⁰ = 229908823 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 (230957299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459824 + ... + 460325.

It is an arithmetic number, because the mean of its divisors is an integer number (57969450).

Almost surely, 2^230957399 is an apocalyptic number.

230957399 is a deficient number, since it is larger than the sum of its proper divisors (920401).

230957399 is an equidigital number, since it uses as much as digits as its factorization.

230957399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920400.

The product of its (nonzero) digits is 459270, while the sum is 47.

The square root of 230957399 is about 15197.2826189421. The cubic root of 230957399 is about 613.5415229036.

The spelling of 230957399 in words is "two hundred thirty million, nine hundred fifty-seven thousand, three hundred ninety-nine".