1441667 has 4 divisors (see below), whose sum is σ = 1444080. Its totient is φ = 1439256.

The previous prime is 1441637. The next prime is 1441669. The reversal of 1441667 is 7661441.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1441667 - 2⁶ = 1441603 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441669) 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, 434 + ... + 1752.

It is an arithmetic number, because the mean of its divisors is an integer number (361020).

2^1441667 is an apocalyptic number.

1441667 is a deficient number, since it is larger than the sum of its proper divisors (2413).

1441667 is a wasteful number, since it uses less digits than its factorization.

1441667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412.

The product of its digits is 4032, while the sum is 29.

The square root of 1441667 is about 1200.6943824304. The cubic root of 1441667 is about 112.9678818579.

The spelling of 1441667 in words is "one million, four hundred forty-one thousand, six hundred sixty-seven".