10400044 has 6 divisors (see below), whose sum is σ = 18200084. Its totient is φ = 5200020.

The previous prime is 10400029. The next prime is 10400057. The reversal of 10400044 is 44000401.

It is a happy number.

10400044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10399997 and 10400033.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300002 + ... + 1300009.

Almost surely, 2^10400044 is an apocalyptic number.

It is an amenable number.

10400044 is a deficient number, since it is larger than the sum of its proper divisors (7800040).

10400044 is a wasteful number, since it uses less digits than its factorization.

10400044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600015 (or 2600013 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 10400044 is about 3224.9099212226. The cubic root of 10400044 is about 218.2788844405.

Adding to 10400044 its reverse (44000401), we get a palindrome (54400445).

The spelling of 10400044 in words is "ten million, four hundred thousand, forty-four".