4523320 has 16 divisors (see below), whose sum is σ = 10177560. Its totient is φ = 1809312.

The previous prime is 4523297. The next prime is 4523357. The reversal of 4523320 is 233254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56502 + ... + 56581.

Almost surely, 2^4523320 is an apocalyptic number.

4523320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4523320 is an abundant number, since it is smaller than the sum of its proper divisors (5654240).

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

4523320 is a wasteful number, since it uses less digits than its factorization.

4523320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113094 (or 113090 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 4523320 is about 2126.8098175436. The cubic root of 4523320 is about 165.3810599005.

Adding to 4523320 its reverse (233254), we get a palindrome (4756574).

The spelling of 4523320 in words is "four million, five hundred twenty-three thousand, three hundred twenty".