3660533 has 4 divisors (see below), whose sum is σ = 3688608. Its totient is φ = 3632460.

The previous prime is 3660523. The next prime is 3660541. The reversal of 3660533 is 3350663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3350663 = 23 ⋅145681.

It is a cyclic number.

It is not a de Polignac number, because 3660533 - 2⁶ = 3660469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3660523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13841 + ... + 14102.

It is an arithmetic number, because the mean of its divisors is an integer number (922152).

Almost surely, 2^3660533 is an apocalyptic number.

It is an amenable number.

3660533 is a deficient number, since it is larger than the sum of its proper divisors (28075).

3660533 is a wasteful number, since it uses less digits than its factorization.

3660533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28074.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 3660533 is about 1913.2519436812. The cubic root of 3660533 is about 154.1161349201.

The spelling of 3660533 in words is "three million, six hundred sixty thousand, five hundred thirty-three".