4364721 has 12 divisors (see below), whose sum is σ = 6381648. Its totient is φ = 2874264.

The previous prime is 4364719. The next prime is 4364741. The reversal of 4364721 is 1274634.

It is not a de Polignac number, because 4364721 - 2¹ = 4364719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4364741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2175 + ... + 3668.

It is an arithmetic number, because the mean of its divisors is an integer number (531804).

Almost surely, 2^4364721 is an apocalyptic number.

It is an amenable number.

4364721 is a deficient number, since it is larger than the sum of its proper divisors (2016927).

4364721 is a wasteful number, since it uses less digits than its factorization.

4364721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5932 (or 5929 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 4364721 is about 2089.1914704019. The cubic root of 4364721 is about 163.4251263380.

The spelling of 4364721 in words is "four million, three hundred sixty-four thousand, seven hundred twenty-one".