10394644 has 48 divisors (see below), whose sum is σ = 20779920. Its totient is φ = 4515840.

The previous prime is 10394639. The next prime is 10394647. The reversal of 10394644 is 44649301.

It can be written as a sum of positive squares in 8 ways, for example, as 5466244 + 4928400 = 2338^2 + 2220^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10394647) 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 15 ways as a sum of consecutive naturals, for example, 91932 + ... + 92044.

It is an arithmetic number, because the mean of its divisors is an integer number (432915).

Almost surely, 2^10394644 is an apocalyptic number.

It is an amenable number.

10394644 is a deficient number, since it is larger than the sum of its proper divisors (10385276).

10394644 is a wasteful number, since it uses less digits than its factorization.

10394644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 10394644 is about 3224.0725798282. The cubic root of 10394644 is about 218.2410990222.

The spelling of 10394644 in words is "ten million, three hundred ninety-four thousand, six hundred forty-four".