4799721 has 8 divisors (see below), whose sum is σ = 6409984. Its totient is φ = 3194640.

The previous prime is 4799719. The next prime is 4799731. The reversal of 4799721 is 1279974.

4799721 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4799721 - 2¹ = 4799719 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 7 + 9 + 9⁷ + 7³ + 2³ + 1 .

It is a Duffinian number.

4799721 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4799721.

It is not an unprimeable number, because it can be changed into a prime (4799731) 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, 2280 + ... + 3846.

It is an arithmetic number, because the mean of its divisors is an integer number (801248).

Almost surely, 2^4799721 is an apocalyptic number.

It is an amenable number.

4799721 is a deficient number, since it is larger than the sum of its proper divisors (1610263).

4799721 is a wasteful number, since it uses less digits than its factorization.

4799721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591.

The product of its digits is 31752, while the sum is 39.

The square root of 4799721 is about 2190.8265563481. The cubic root of 4799721 is about 168.6832646954.

The spelling of 4799721 in words is "four million, seven hundred ninety-nine thousand, seven hundred twenty-one".