3664485 has 36 divisors (see below), whose sum is σ = 6992076. Its totient is φ = 1774080.

The previous prime is 3664483. The next prime is 3664487. The reversal of 3664485 is 5844663.

3664485 is a `hidden beast` number, since 3 + 6 + 644 + 8 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (3664483) and next prime (3664487).

It can be written as a sum of positive squares in 2 ways, for example, as 1258884 + 2405601 = 1122^2 + 1551^2 .

It is not a de Polignac number, because 3664485 - 2¹ = 3664483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664483) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5109 + ... + 5781.

Almost surely, 2^3664485 is an apocalyptic number.

It is an amenable number.

3664485 is a deficient number, since it is larger than the sum of its proper divisors (3327591).

3664485 is a wasteful number, since it uses less digits than its factorization.

3664485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706 (or 692 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 3664485 is about 1914.2844616201. The cubic root of 3664485 is about 154.1715774753.

It can be divided in two parts, 366 and 4485, that added together give a triangular number (4851 = T₉₈).

The spelling of 3664485 in words is "three million, six hundred sixty-four thousand, four hundred eighty-five".