3684700729 has 2 divisors, whose sum is σ = 3684700730. Its totient is φ = 3684700728.

The previous prime is 3684700693. The next prime is 3684700739. The reversal of 3684700729 is 9270074863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2792065600 + 892635129 = 52840^2 + 29877^2 .

It is a cyclic number.

It is not a de Polignac number, because 3684700729 - 2⁷ = 3684700601 is a prime.

It is not a weakly prime, because it can be changed into another prime (3684700739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842350364 + 1842350365.

It is an arithmetic number, because the mean of its divisors is an integer number (1842350365).

Almost surely, 2^3684700729 is an apocalyptic number.

It is an amenable number.

3684700729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3684700729 is an equidigital number, since it uses as much as digits as its factorization.

3684700729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 3684700729 is about 60701.7357989045. The cubic root of 3684700729 is about 1544.5456194976.

The spelling of 3684700729 in words is "three billion, six hundred eighty-four million, seven hundred thousand, seven hundred twenty-nine".