100000408 has 16 divisors (see below), whose sum is σ = 188251560. Its totient is φ = 49800000.

The previous prime is 100000399. The next prime is 100000421. The reversal of 100000408 is 804000001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22893 + ... + 26908.

Almost surely, 2^100000408 is an apocalyptic number.

It is an amenable number.

100000408 is a deficient number, since it is larger than the sum of its proper divisors (88251152).

100000408 is a wasteful number, since it uses less digits than its factorization.

100000408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50058 (or 50054 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 100000408 is about 10000.0203999792. The cubic root of 100000408 is about 464.1595146165.

Adding to 100000408 its reverse (804000001), we get a palindrome (904000409).

The spelling of 100000408 in words is "one hundred million, four hundred eight", and thus it is an aban number.