4739121 has 8 divisors (see below), whose sum is σ = 7020960. Its totient is φ = 3159396.

The previous prime is 4739117. The next prime is 4739143. The reversal of 4739121 is 1219374.

It is not a de Polignac number, because 4739121 - 2² = 4739117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 175523 = 4739121 / (4 + 7 + 3 + 9 + 1 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (4739171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87735 + ... + 87788.

It is an arithmetic number, because the mean of its divisors is an integer number (877620).

Almost surely, 2^4739121 is an apocalyptic number.

It is an amenable number.

4739121 is a deficient number, since it is larger than the sum of its proper divisors (2281839).

4739121 is a wasteful number, since it uses less digits than its factorization.

4739121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175532 (or 175526 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 4739121 is about 2176.9522273123. The cubic root of 4739121 is about 167.9703391514.

The spelling of 4739121 in words is "four million, seven hundred thirty-nine thousand, one hundred twenty-one".