3732009 has 4 divisors (see below), whose sum is σ = 4976016. Its totient is φ = 2488004.

The previous prime is 3732007. The next prime is 3732019. The reversal of 3732009 is 9002373.

3732009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 9002373 = 3 ⋅3000791.

It is a cyclic number.

It is not a de Polignac number, because 3732009 - 2¹ = 3732007 is a prime.

It is a D-number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3732009.

It is not an unprimeable number, because it can be changed into a prime (3732007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621999 + ... + 622004.

It is an arithmetic number, because the mean of its divisors is an integer number (1244004).

Almost surely, 2^3732009 is an apocalyptic number.

It is an amenable number.

3732009 is a deficient number, since it is larger than the sum of its proper divisors (1244007).

3732009 is a wasteful number, since it uses less digits than its factorization.

3732009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244006.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 3732009 is about 1931.8408319528. The cubic root of 3732009 is about 155.1127725960.

The spelling of 3732009 in words is "three million, seven hundred thirty-two thousand, nine".