4723320 has 64 divisors (see below), whose sum is σ = 16197120. Its totient is φ = 1079424.

The previous prime is 4723283. The next prime is 4723321. The reversal of 4723320 is 233274.

It is a happy number.

It is a super-3 number, since 3×4723320³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4723321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1972 + ... + 3651.

It is an arithmetic number, because the mean of its divisors is an integer number (253080).

Almost surely, 2^4723320 is an apocalyptic number.

4723320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4723320 is an abundant number, since it is smaller than the sum of its proper divisors (11473800).

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

4723320 is a wasteful number, since it uses less digits than its factorization.

4723320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644 (or 5640 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 4723320 is about 2173.3200408591. The cubic root of 4723320 is about 167.7834511513.

Adding to 4723320 its reverse (233274), we get a palindrome (4956594).

The spelling of 4723320 in words is "four million, seven hundred twenty-three thousand, three hundred twenty".