3230347257 has 16 divisors (see below), whose sum is σ = 4788927360. Its totient is φ = 2152112400.

The previous prime is 3230347201. The next prime is 3230347331. The reversal of 3230347257 is 7527430323.

3230347257 is a `hidden beast` number, since 32 + 30 + 347 + 257 = 666.

It is not a de Polignac number, because 3230347257 - 2⁶ = 3230347193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3230347357) 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 15 ways as a sum of consecutive naturals, for example, 1207 + ... + 80387.

It is an arithmetic number, because the mean of its divisors is an integer number (299307960).

Almost surely, 2^3230347257 is an apocalyptic number.

It is an amenable number.

3230347257 is a deficient number, since it is larger than the sum of its proper divisors (1558580103).

3230347257 is a wasteful number, since it uses less digits than its factorization.

3230347257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80701 (or 80695 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 36.

The square root of 3230347257 is about 56836.1439314808. The cubic root of 3230347257 is about 1478.2562945037.

The spelling of 3230347257 in words is "three billion, two hundred thirty million, three hundred forty-seven thousand, two hundred fifty-seven".