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4722 = 23787

4722 has 8 divisors (see below), whose sum is σ = 9456. Its totient is φ = 1572.

The previous prime is 4721. The next prime is 4723. The reversal of 4722 is 2274.

It is an interprime number because it is at equal distance from previous prime (4721) and next prime (4723).

It is a sphenic number, since it is the product of 3 distinct primes.

4722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388 + ... + 399.

It is an arithmetic number, because the mean of its divisors is an integer number (1182).

24722 is an apocalyptic number.

4722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4728).

4722 is a wasteful number, since it uses less digits than its factorization.

4722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792.

The product of its digits is 112, while the sum is 15.

The square root of 4722 is about 68.7168101704. The cubic root of 4722 is about 16.7767819859.

Adding to 4722 its reverse (2274), we get a palindrome (6996).

It can be divided in two parts, 472 and 2, that added together give a palindrome (474).

The spelling of 4722 in words is "four thousand, seven hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 3 6 787 1574 2361 4722