4025220324 has 72 divisors (see below), whose sum is σ = 9659297088. Its totient is φ = 1304372160.

The previous prime is 4025220323. The next prime is 4025220341. The reversal of 4025220324 is 4230225204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4025220294 and 4025220303.

It is not an unprimeable number, because it can be changed into a prime (4025220323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5316954 + ... + 5317710.

It is an arithmetic number, because the mean of its divisors is an integer number (134156904).

Almost surely, 2^4025220324 is an apocalyptic number.

It is an amenable number.

4025220324 is an abundant number, since it is smaller than the sum of its proper divisors (5634076764).

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

4025220324 is a wasteful number, since it uses less digits than its factorization.

4025220324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993 (or 912 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 4025220324 is about 63444.6240748576. The cubic root of 4025220324 is about 1590.7302954287.

Adding to 4025220324 its reverse (4230225204), we get a palindrome (8255445528).

The spelling of 4025220324 in words is "four billion, twenty-five million, two hundred twenty thousand, three hundred twenty-four".