4004471 has 4 divisors (see below), whose sum is σ = 4060944. Its totient is φ = 3948000.

The previous prime is 4004453. The next prime is 4004489. The reversal of 4004471 is 1744004.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4004453) and next prime (4004489).

It is a cyclic number.

It is not a de Polignac number, because 4004471 - 2¹⁴ = 3988087 is a prime.

It is a super-3 number, since 3×4004471³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4204471) 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, 28130 + ... + 28271.

It is an arithmetic number, because the mean of its divisors is an integer number (1015236).

Almost surely, 2^4004471 is an apocalyptic number.

4004471 is a deficient number, since it is larger than the sum of its proper divisors (56473).

4004471 is an equidigital number, since it uses as much as digits as its factorization.

4004471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56472.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 4004471 is about 2001.1174378332. The cubic root of 4004471 is about 158.7992270920.

Adding to 4004471 its reverse (1744004), we get a palindrome (5748475).

The spelling of 4004471 in words is "four million, four thousand, four hundred seventy-one".