8620416 has 96 divisors (see below), whose sum is σ = 28376400. Its totient is φ = 2460672.

The previous prime is 8620393. The next prime is 8620429. The reversal of 8620416 is 6140268.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 8620416.

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 11 ways as a sum of consecutive naturals, for example, 7530 + ... + 8598.

Almost surely, 2^8620416 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 8620416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14188200).

8620416 is an abundant number, since it is smaller than the sum of its proper divisors (19755984).

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

8620416 is a wasteful number, since it uses less digits than its factorization.

8620416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096 (or 1081 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 8620416 is about 2936.0544954071. The cubic root of 8620416 is about 205.0419584946.

It can be divided in two parts, 86 and 20416, that added together give a palindrome (20502).

The spelling of 8620416 in words is "eight million, six hundred twenty thousand, four hundred sixteen".