8416380 has 96 divisors (see below), whose sum is σ = 27901440. Its totient is φ = 1854720.

The previous prime is 8416363. The next prime is 8416381. The reversal of 8416380 is 836148.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8416381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11835 + ... + 12525.

It is an arithmetic number, because the mean of its divisors is an integer number (290640).

Almost surely, 2^8416380 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 8416380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13950720).

8416380 is an abundant number, since it is smaller than the sum of its proper divisors (19485060).

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

8416380 is a wasteful number, since it uses less digits than its factorization.

8416380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 8416380 is about 2901.0997914584. The cubic root of 8416380 is about 203.4113170968.

The spelling of 8416380 in words is "eight million, four hundred sixteen thousand, three hundred eighty".