4050432 has 80 divisors (see below), whose sum is σ = 12030480. Its totient is φ = 1345536.

The previous prime is 4050377. The next prime is 4050433. The reversal of 4050432 is 2340504.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 4³ + 0 + 5⁹ + 0 + 4³ + 3³ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13678 + ... + 13970.

It is an arithmetic number, because the mean of its divisors is an integer number (150381).

Almost surely, 2^4050432 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 4050432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6015240).

4050432 is an abundant number, since it is smaller than the sum of its proper divisors (7980048).

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

4050432 is an equidigital number, since it uses as much as digits as its factorization.

4050432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4050432 is about 2012.5685081507. The cubic root of 4050432 is about 159.4044526883.

Adding to 4050432 its reverse (2340504), we get a palindrome (6390936).

The spelling of 4050432 in words is "four million, fifty thousand, four hundred thirty-two".