8368416 has 108 divisors (see below), whose sum is σ = 27729702. Its totient is φ = 2386944.

The previous prime is 8368361. The next prime is 8368421. The reversal of 8368416 is 6148638.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6780816 + 1587600 = 2604^2 + 1260^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13816 + ... + 14408.

Almost surely, 2^8368416 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 8368416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13864851).

8368416 is an abundant number, since it is smaller than the sum of its proper divisors (19361286).

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

8368416 is a wasteful number, since it uses less digits than its factorization.

8368416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 605 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 8368416 is about 2892.8214600974. The cubic root of 8368416 is about 203.0241746874.

The spelling of 8368416 in words is "eight million, three hundred sixty-eight thousand, four hundred sixteen".