4740321 has 4 divisors (see below), whose sum is σ = 6320432. Its totient is φ = 3160212.

The previous prime is 4740319. The next prime is 4740349. The reversal of 4740321 is 1230474.

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 not a de Polignac number, because 4740321 - 2¹ = 4740319 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4740361) 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, 790051 + ... + 790056.

It is an arithmetic number, because the mean of its divisors is an integer number (1580108).

Almost surely, 2^4740321 is an apocalyptic number.

It is an amenable number.

4740321 is a deficient number, since it is larger than the sum of its proper divisors (1580111).

4740321 is a wasteful number, since it uses less digits than its factorization.

4740321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580110.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4740321 is about 2177.2278245512. The cubic root of 4740321 is about 167.9845152962.

Adding to 4740321 its reverse (1230474), we get a palindrome (5970795).

The spelling of 4740321 in words is "four million, seven hundred forty thousand, three hundred twenty-one".