4352420 has 24 divisors (see below), whose sum is σ = 9185400. Its totient is φ = 1732352.

The previous prime is 4352419. The next prime is 4352423. The reversal of 4352420 is 242534.

4352420 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 320356 + 4032064 = 566^2 + 2008^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4352392 and 4352401.

It is not an unprimeable number, because it can be changed into a prime (4352423) 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, 4976 + ... + 5784.

It is an arithmetic number, because the mean of its divisors is an integer number (382725).

Almost surely, 2^4352420 is an apocalyptic number.

It is an amenable number.

4352420 is an abundant number, since it is smaller than the sum of its proper divisors (4832980).

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

4352420 is a wasteful number, since it uses less digits than its factorization.

4352420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1085 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4352420 is about 2086.2454313910. The cubic root of 4352420 is about 163.2714560375.

Adding to 4352420 its reverse (242534), we get a palindrome (4594954).

The spelling of 4352420 in words is "four million, three hundred fifty-two thousand, four hundred twenty".