4163280 has 160 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 944640.

The previous prime is 4163267. The next prime is 4163281. The reversal of 4163280 is 823614.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4163280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4163281) 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, 50119 + ... + 50201.

It is an arithmetic number, because the mean of its divisors is an integer number (93744).

Almost surely, 2^4163280 is an apocalyptic number.

4163280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4163280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7499520).

4163280 is an abundant number, since it is smaller than the sum of its proper divisors (10835760).

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

4163280 is a wasteful number, since it uses less digits than its factorization.

4163280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4163280 is about 2040.4117231579. The cubic root of 4163280 is about 160.8712884075.

Adding to 4163280 its reverse (823614), we get a palindrome (4986894).

The spelling of 4163280 in words is "four million, one hundred sixty-three thousand, two hundred eighty".