3664418387 has 4 divisors (see below), whose sum is σ = 4187906736. Its totient is φ = 3140930040.

The previous prime is 3664418363. The next prime is 3664418389. The reversal of 3664418387 is 7838144663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7838144663 = 461 ⋅17002483.

It is a cyclic number.

It is not a de Polignac number, because 3664418387 - 2¹⁰ = 3664417363 is a prime.

It is a super-2 number, since 2×3664418387² = 26855924229967363538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3664418389) 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 in 3 ways as a sum of consecutive naturals, for example, 261744164 + ... + 261744177.

It is an arithmetic number, because the mean of its divisors is an integer number (1046976684).

Almost surely, 2^3664418387 is an apocalyptic number.

3664418387 is a deficient number, since it is larger than the sum of its proper divisors (523488349).

3664418387 is an equidigital number, since it uses as much as digits as its factorization.

3664418387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523488348.

The product of its digits is 2322432, while the sum is 50.

The square root of 3664418387 is about 60534.4396769310. The cubic root of 3664418387 is about 1541.7064329273.

The spelling of 3664418387 in words is "three billion, six hundred sixty-four million, four hundred eighteen thousand, three hundred eighty-seven".