1404067 has 8 divisors (see below), whose sum is σ = 1625600. Its totient is φ = 1187784.

The previous prime is 1404061. The next prime is 1404071. The reversal of 1404067 is 7604041.

1404067 = 4² + 5² + ... + 161².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1404067 - 2³ = 1404059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1404061) 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 7 ways as a sum of consecutive naturals, for example, 717 + ... + 1822.

It is an arithmetic number, because the mean of its divisors is an integer number (203200).

2^1404067 is an apocalyptic number.

1404067 is a deficient number, since it is larger than the sum of its proper divisors (221533).

1404067 is an equidigital number, since it uses as much as digits as its factorization.

1404067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1404067 is about 1184.9333314579. The cubic root of 1404067 is about 111.9771158603.

The spelling of 1404067 in words is "one million, four hundred four thousand, sixty-seven".