4614721 has 4 divisors (see below), whose sum is σ = 4625152. Its totient is φ = 4604292.

The previous prime is 4614719. The next prime is 4614749. The reversal of 4614721 is 1274164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4614721 - 2¹ = 4614719 is a prime.

It is a Duffinian number.

4614721 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4614221) 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, 4521 + ... + 5446.

It is an arithmetic number, because the mean of its divisors is an integer number (1156288).

Almost surely, 2^4614721 is an apocalyptic number.

It is an amenable number.

4614721 is a deficient number, since it is larger than the sum of its proper divisors (10431).

4614721 is an equidigital number, since it uses as much as digits as its factorization.

4614721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10430.

The product of its digits is 1344, while the sum is 25.

The square root of 4614721 is about 2148.1901684907. The cubic root of 4614721 is about 166.4875707279.

Adding to 4614721 its reverse (1274164), we get a palindrome (5888885).

It can be divided in two parts, 4614 and 721, that added together give a palindrome (5335).

The spelling of 4614721 in words is "four million, six hundred fourteen thousand, seven hundred twenty-one".