3652659 has 12 divisors (see below), whose sum is σ = 5326776. Its totient is φ = 2411712.

The previous prime is 3652643. The next prime is 3652661. The reversal of 3652659 is 9562563.

It is not a de Polignac number, because 3652659 - 2⁴ = 3652643 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3652609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 934 + ... + 2859.

It is an arithmetic number, because the mean of its divisors is an integer number (443898).

Almost surely, 2^3652659 is an apocalyptic number.

3652659 is a deficient number, since it is larger than the sum of its proper divisors (1674117).

3652659 is a wasteful number, since it uses less digits than its factorization.

3652659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3906 (or 3903 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 3652659 is about 1911.1930828673. The cubic root of 3652659 is about 154.0055516074.

It can be divided in two parts, 36526 and 59, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 3652659 in words is "three million, six hundred fifty-two thousand, six hundred fifty-nine".