4681573 has 8 divisors (see below), whose sum is σ = 5178488. Its totient is φ = 4204224.

The previous prime is 4681561. The next prime is 4681597. The reversal of 4681573 is 3751864.

It can be written as a sum of positive squares in 4 ways, for example, as 1643524 + 3038049 = 1282^2 + 1743^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4681573 - 2¹⁷ = 4550501 is a prime.

It is a Duffinian number.

4681573 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4681513) 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, 4386 + ... + 5347.

It is an arithmetic number, because the mean of its divisors is an integer number (647311).

Almost surely, 2^4681573 is an apocalyptic number.

It is an amenable number.

4681573 is a deficient number, since it is larger than the sum of its proper divisors (496915).

4681573 is a wasteful number, since it uses less digits than its factorization.

4681573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9783.

The product of its digits is 20160, while the sum is 34.

The square root of 4681573 is about 2163.6942944880. The cubic root of 4681573 is about 167.2876703637.

It can be divided in two parts, 468 and 1573, that multiplied together give a square (736164 = 858²).

The spelling of 4681573 in words is "four million, six hundred eighty-one thousand, five hundred seventy-three".