10404938 has 4 divisors (see below), whose sum is σ = 15607410. Its totient is φ = 5202468.

The previous prime is 10404931. The next prime is 10404959. The reversal of 10404938 is 83940401.

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

It can be written as a sum of positive squares in only one way, i.e., 9223369 + 1181569 = 3037^2 + 1087^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10404938.

It is not an unprimeable number, because it can be changed into a prime (10404931) 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 as a sum of consecutive naturals, namely, 2601233 + ... + 2601236.

Almost surely, 2^10404938 is an apocalyptic number.

10404938 is a deficient number, since it is larger than the sum of its proper divisors (5202472).

10404938 is an equidigital number, since it uses as much as digits as its factorization.

10404938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202471.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 10404938 is about 3225.6686128615. The cubic root of 10404938 is about 218.3131179284.

The spelling of 10404938 in words is "ten million, four hundred four thousand, nine hundred thirty-eight".