3204758681 has 2 divisors, whose sum is σ = 3204758682. Its totient is φ = 3204758680.

The previous prime is 3204758581. The next prime is 3204758693. The reversal of 3204758681 is 1868574023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3093139456 + 111619225 = 55616^2 + 10565^2 .

It is a cyclic number.

It is not a de Polignac number, because 3204758681 - 2¹⁴ = 3204742297 is a prime.

It is a super-2 number, since 2×3204758681² = 20540956406889719522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3204758581) 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 as a sum of consecutive naturals, namely, 1602379340 + 1602379341.

It is an arithmetic number, because the mean of its divisors is an integer number (1602379341).

Almost surely, 2^3204758681 is an apocalyptic number.

It is an amenable number.

3204758681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3204758681 is an equidigital number, since it uses as much as digits as its factorization.

3204758681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 3204758681 is about 56610.5880644248. The cubic root of 3204758681 is about 1474.3427014461.

The spelling of 3204758681 in words is "three billion, two hundred four million, seven hundred fifty-eight thousand, six hundred eighty-one".