3652109 has 4 divisors (see below), whose sum is σ = 3659616. Its totient is φ = 3644604.

The previous prime is 3652097. The next prime is 3652151. The reversal of 3652109 is 9012563.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3652109 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2969 + ... + 4014.

It is an arithmetic number, because the mean of its divisors is an integer number (914904).

Almost surely, 2^3652109 is an apocalyptic number.

It is an amenable number.

3652109 is a deficient number, since it is larger than the sum of its proper divisors (7507).

3652109 is an equidigital number, since it uses as much as digits as its factorization.

3652109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 3652109 is about 1911.0491882733. The cubic root of 3652109 is about 153.9978214118.

The spelling of 3652109 in words is "three million, six hundred fifty-two thousand, one hundred nine".