3639900067 has 2 divisors, whose sum is σ = 3639900068. Its totient is φ = 3639900066.

The previous prime is 3639900059. The next prime is 3639900079. The reversal of 3639900067 is 7600099363.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3639900067 - 2³ = 3639900059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3639899996 and 3639900032.

It is not a weakly prime, because it can be changed into another prime (3639900097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1819950033 + 1819950034.

It is an arithmetic number, because the mean of its divisors is an integer number (1819950034).

Almost surely, 2^3639900067 is an apocalyptic number.

3639900067 is a deficient number, since it is larger than the sum of its proper divisors (1).

3639900067 is an equidigital number, since it uses as much as digits as its factorization.

3639900067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 43.

The square root of 3639900067 is about 60331.5843236360. The cubic root of 3639900067 is about 1538.2602587442.

The spelling of 3639900067 in words is "three billion, six hundred thirty-nine million, nine hundred thousand, sixty-seven".