1478441 has 4 divisors (see below), whose sum is σ = 1488384. Its totient is φ = 1468500.

The previous prime is 1478437. The next prime is 1478443. The reversal of 1478441 is 1448741.

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 a cyclic number.

It is not a de Polignac number, because 1478441 - 2² = 1478437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1478443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4745 + ... + 5046.

It is an arithmetic number, because the mean of its divisors is an integer number (372096).

2^1478441 is an apocalyptic number.

It is an amenable number.

1478441 is a deficient number, since it is larger than the sum of its proper divisors (9943).

1478441 is an equidigital number, since it uses as much as digits as its factorization.

1478441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9942.

The product of its digits is 3584, while the sum is 29.

The square root of 1478441 is about 1215.9115921809. The cubic root of 1478441 is about 113.9203557795.

The spelling of 1478441 in words is "one million, four hundred seventy-eight thousand, four hundred forty-one".