9040001 has 4 divisors (see below), whose sum is σ = 9127872. Its totient is φ = 8952132.

The previous prime is 9039983. The next prime is 9040007. The reversal of 9040001 is 1000409.

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-9040001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9040007) 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, 43781 + ... + 43986.

It is an arithmetic number, because the mean of its divisors is an integer number (2281968).

Almost surely, 2^9040001 is an apocalyptic number.

It is an amenable number.

9040001 is a deficient number, since it is larger than the sum of its proper divisors (87871).

9040001 is a wasteful number, since it uses less digits than its factorization.

9040001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87870.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 9040001 is about 3006.6594419721. The cubic root of 9040001 is about 208.3160951426.

The spelling of 9040001 in words is "nine million, forty thousand, one".