8408416 has 24 divisors (see below), whose sum is σ = 16692480. Its totient is φ = 4169088.

The previous prime is 8408401. The next prime is 8408429. The reversal of 8408416 is 6148048.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3030 + ... + 5098.

It is an arithmetic number, because the mean of its divisors is an integer number (695520).

Almost surely, 2^8408416 is an apocalyptic number.

It is an amenable number.

8408416 is a deficient number, since it is larger than the sum of its proper divisors (8284064).

8408416 is a wasteful number, since it uses less digits than its factorization.

8408416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 8408416 is about 2899.7268836909. The cubic root of 8408416 is about 203.3471375262.

It can be divided in two parts, 84084 and 16, that added together give a square (84100 = 290²).

The spelling of 8408416 in words is "eight million, four hundred eight thousand, four hundred sixteen".