10404591 has 16 divisors (see below), whose sum is σ = 14601600. Its totient is φ = 6580448.

The previous prime is 10404517. The next prime is 10404593. The reversal of 10404591 is 19540401.

10404591 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-10404591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10404593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4120 + ... + 6146.

It is an arithmetic number, because the mean of its divisors is an integer number (912600).

Almost surely, 2^10404591 is an apocalyptic number.

10404591 is a deficient number, since it is larger than the sum of its proper divisors (4197009).

10404591 is a wasteful number, since it uses less digits than its factorization.

10404591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 10404591 is about 3225.6148251147. The cubic root of 10404591 is about 218.3106910200.

Adding to 10404591 its reverse (19540401), we get a palindrome (29944992).

The spelling of 10404591 in words is "ten million, four hundred four thousand, five hundred ninety-one".