10001408 has 22 divisors (see below), whose sum is σ = 19995096. Its totient is φ = 5000192.

The previous prime is 10001401. The next prime is 10001419. The reversal of 10001408 is 80410001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10001392 and 10001401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3860 + ... + 5907.

It is an arithmetic number, because the mean of its divisors is an integer number (908868).

Almost surely, 2^10001408 is an apocalyptic number.

It is an amenable number.

10001408 is a deficient number, since it is larger than the sum of its proper divisors (9993688).

10001408 is an frugal number, since it uses more digits than its factorization.

10001408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9787 (or 9769 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 10001408 is about 3162.5002766798. The cubic root of 10001408 is about 215.4535800088.

Adding to 10001408 its reverse (80410001), we get a palindrome (90411409).

The spelling of 10001408 in words is "ten million, one thousand, four hundred eight".