3664217723 has 8 divisors (see below), whose sum is σ = 3943363680. Its totient is φ = 3392138880.

The previous prime is 3664217719. The next prime is 3664217729. The reversal of 3664217723 is 3277124663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3664217723 - 2² = 3664217719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3664217729) 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 in 7 ways as a sum of consecutive naturals, for example, 1765703 + ... + 1767776.

It is an arithmetic number, because the mean of its divisors is an integer number (492920460).

Almost surely, 2^3664217723 is an apocalyptic number.

3664217723 is a deficient number, since it is larger than the sum of its proper divisors (279145957).

3664217723 is a wasteful number, since it uses less digits than its factorization.

3664217723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3533557.

The product of its digits is 254016, while the sum is 41.

The square root of 3664217723 is about 60532.7822175720. The cubic root of 3664217723 is about 1541.6782910692.

The spelling of 3664217723 in words is "three billion, six hundred sixty-four million, two hundred seventeen thousand, seven hundred twenty-three".