3664305 has 16 divisors (see below), whose sum is σ = 6514560. Its totient is φ = 1954224.

The previous prime is 3664303. The next prime is 3664307. The reversal of 3664305 is 5034663.

It is an interprime number because it is at equal distance from previous prime (3664303) and next prime (3664307).

It is not a de Polignac number, because 3664305 - 2¹ = 3664303 is a prime.

It is a super-2 number, since 2×3664305² = 26854262266050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 3² + 6⁵ + 6⁸ + 4⁶ + 3⁹ + 0 + 5⁹ .

It is not an unprimeable number, because it can be changed into a prime (3664301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13437 + ... + 13706.

It is an arithmetic number, because the mean of its divisors is an integer number (407160).

Almost surely, 2^3664305 is an apocalyptic number.

It is an amenable number.

3664305 is a deficient number, since it is larger than the sum of its proper divisors (2850255).

3664305 is a wasteful number, since it uses less digits than its factorization.

3664305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27157 (or 27151 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3664305 is about 1914.2374460866. The cubic root of 3664305 is about 154.1690531243.

Adding to 3664305 its reverse (5034663), we get a palindrome (8698968).

It can be divided in two parts, 3664 and 305, that added together give a square (3969 = 63²).

The spelling of 3664305 in words is "three million, six hundred sixty-four thousand, three hundred five".