10404641 has 4 divisors (see below), whose sum is σ = 11205012. Its totient is φ = 9604272.

The previous prime is 10404619. The next prime is 10404643. The reversal of 10404641 is 14640401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5017600 + 5387041 = 2240^2 + 2321^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10404641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10404643) 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, 400166 + ... + 400191.

It is an arithmetic number, because the mean of its divisors is an integer number (2801253).

Almost surely, 2^10404641 is an apocalyptic number.

It is an amenable number.

10404641 is a deficient number, since it is larger than the sum of its proper divisors (800371).

10404641 is an equidigital number, since it uses as much as digits as its factorization.

10404641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800370.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 10404641 is about 3225.6225755658. The cubic root of 10404641 is about 218.3110407219.

The spelling of 10404641 in words is "ten million, four hundred four thousand, six hundred forty-one".