4024430155 has 4 divisors (see below), whose sum is σ = 4829316192. Its totient is φ = 3219544120.

The previous prime is 4024430149. The next prime is 4024430159. The reversal of 4024430155 is 5510344204.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4024430155 - 2⁷ = 4024430027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4024430159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402443011 + ... + 402443020.

It is an arithmetic number, because the mean of its divisors is an integer number (1207329048).

Almost surely, 2^4024430155 is an apocalyptic number.

4024430155 is a deficient number, since it is larger than the sum of its proper divisors (804886037).

4024430155 is an equidigital number, since it uses as much as digits as its factorization.

4024430155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804886036.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 4024430155 is about 63438.3965355367. The cubic root of 4024430155 is about 1590.6261994271.

Adding to 4024430155 its reverse (5510344204), we get a palindrome (9534774359).

The spelling of 4024430155 in words is "four billion, twenty-four million, four hundred thirty thousand, one hundred fifty-five".