8499408 has 40 divisors (see below), whose sum is σ = 22165248. Its totient is φ = 2806272.

The previous prime is 8499389. The next prime is 8499409. The reversal of 8499408 is 8049948.

It is a self number, because there is not a number n which added to its sum of digits gives 8499408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8499409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4641 + ... + 6207.

Almost surely, 2^8499408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8499408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11082624).

8499408 is an abundant number, since it is smaller than the sum of its proper divisors (13665840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8499408 is a wasteful number, since it uses less digits than its factorization.

8499408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 8499408 is about 2915.3744184924. The cubic root of 8499408 is about 204.0780170647.

It can be divided in two parts, 849940 and 8, that added together give a palindrome (849948).

The spelling of 8499408 in words is "eight million, four hundred ninety-nine thousand, four hundred eight".