3646436347 has 2 divisors, whose sum is σ = 3646436348. Its totient is φ = 3646436346.

The previous prime is 3646436327. The next prime is 3646436377. The reversal of 3646436347 is 7436346463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3646436347 - 2¹¹ = 3646434299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3646436297 and 3646436306.

It is not a weakly prime, because it can be changed into another prime (3646436327) 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, 1823218173 + 1823218174.

It is an arithmetic number, because the mean of its divisors is an integer number (1823218174).

Almost surely, 2^3646436347 is an apocalyptic number.

3646436347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646436347 is an equidigital number, since it uses as much as digits as its factorization.

3646436347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 46.

The square root of 3646436347 is about 60385.7296635554. The cubic root of 3646436347 is about 1539.1804751590.

The spelling of 3646436347 in words is "three billion, six hundred forty-six million, four hundred thirty-six thousand, three hundred forty-seven".