4158216 has 112 divisors (see below), whose sum is σ = 12591360. Its totient is φ = 1283040.

The previous prime is 4158211. The next prime is 4158233. The reversal of 4158216 is 6128514.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 4158216.

It is not an unprimeable number, because it can be changed into a prime (4158211) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 134121 + ... + 134151.

Almost surely, 2^4158216 is an apocalyptic number.

4158216 is a gapful number since it is divisible by the number (46) 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 4158216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6295680).

4158216 is an abundant number, since it is smaller than the sum of its proper divisors (8433144).

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

4158216 is a wasteful number, since it uses less digits than its factorization.

4158216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 59 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 4158216 is about 2039.1704195579. The cubic root of 4158216 is about 160.8060367526.

The spelling of 4158216 in words is "four million, one hundred fifty-eight thousand, two hundred sixteen".