4158532 has 30 divisors (see below), whose sum is σ = 8509438. Its totient is φ = 1778112.

The previous prime is 4158529. The next prime is 4158547. The reversal of 4158532 is 2358514.

It can be written as a sum of positive squares in only one way, i.e., 2775556 + 1382976 = 1666^2 + 1176^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4158532.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9388 + ... + 9820.

Almost surely, 2^4158532 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 4158532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4254719).

4158532 is an abundant number, since it is smaller than the sum of its proper divisors (4350906).

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

4158532 is an equidigital number, since it uses as much as digits as its factorization.

4158532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 442 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 4158532 is about 2039.2479005751. The cubic root of 4158532 is about 160.8101100877.

The spelling of 4158532 in words is "four million, one hundred fifty-eight thousand, five hundred thirty-two".