3664528 has 20 divisors (see below), whose sum is σ = 8114560. Its totient is φ = 1570464.

The previous prime is 3664519. The next prime is 3664547. The reversal of 3664528 is 8254663.

It is a happy number.

It is a d-powerful number, because it can be written as 3⁷ + 6⁸ + 6⁸ + 4⁹ + 5 + 2¹³ + 8⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 3664493 and 3664502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16248 + ... + 16471.

It is an arithmetic number, because the mean of its divisors is an integer number (405728).

Almost surely, 2^3664528 is an apocalyptic number.

It is an amenable number.

3664528 is an abundant number, since it is smaller than the sum of its proper divisors (4450032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3664528 is a wasteful number, since it uses less digits than its factorization.

3664528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32734 (or 32728 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 3664528 is about 1914.2956929377. The cubic root of 3664528 is about 154.1721805024.

The spelling of 3664528 in words is "three million, six hundred sixty-four thousand, five hundred twenty-eight".