4520430 has 24 divisors (see below), whose sum is σ = 11753352. Its totient is φ = 1205424.

The previous prime is 4520407. The next prime is 4520431. The reversal of 4520430 is 340254.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25024 + ... + 25203.

It is an arithmetic number, because the mean of its divisors is an integer number (489723).

Almost surely, 2^4520430 is an apocalyptic number.

4520430 is an abundant number, since it is smaller than the sum of its proper divisors (7232922).

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

4520430 is a wasteful number, since it uses less digits than its factorization.

4520430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50240 (or 50237 counting only the distinct ones).

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

The square root of 4520430 is about 2126.1302876353. The cubic root of 4520430 is about 165.3458311240.

Adding to 4520430 its reverse (340254), we get a palindrome (4860684).

It can be divided in two parts, 4520 and 430, that added together give a triangular number (4950 = T₉₉).

The spelling of 4520430 in words is "four million, five hundred twenty thousand, four hundred thirty".