4474121 has 4 divisors (see below), whose sum is σ = 4668672. Its totient is φ = 4279572.

The previous prime is 4474109. The next prime is 4474133. The reversal of 4474121 is 1214744.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (4474109) and next prime (4474133).

It is a cyclic number.

It is not a de Polignac number, because 4474121 - 2¹⁰ = 4473097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 194527 = 4474121 / (4 + 4 + 7 + 4 + 1 + 2 + 1).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4474181) 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 3 ways as a sum of consecutive naturals, for example, 97241 + ... + 97286.

It is an arithmetic number, because the mean of its divisors is an integer number (1167168).

Almost surely, 2^4474121 is an apocalyptic number.

It is an amenable number.

4474121 is a deficient number, since it is larger than the sum of its proper divisors (194551).

4474121 is a wasteful number, since it uses less digits than its factorization.

4474121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194550.

The product of its digits is 896, while the sum is 23.

The square root of 4474121 is about 2115.2118097250. The cubic root of 4474121 is about 164.7792701995.

Subtracting from 4474121 its product of digits (896), we obtain a square (4473225 = 2115²).

Adding to 4474121 its reverse (1214744), we get a palindrome (5688865).

The spelling of 4474121 in words is "four million, four hundred seventy-four thousand, one hundred twenty-one".