1404468 has 36 divisors (see below), whose sum is σ = 3824548. Its totient is φ = 432000.

The previous prime is 1404467. The next prime is 1404479. The reversal of 1404468 is 8644041.

It can be written as a sum of positive squares in 2 ways, for example, as 459684 + 944784 = 678^2 + 972^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404467) 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 11 ways as a sum of consecutive naturals, for example, 1033 + ... + 1968.

2^1404468 is an apocalyptic number.

1404468 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1404468 is an abundant number, since it is smaller than the sum of its proper divisors (2420080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1404468 is a wasteful number, since it uses less digits than its factorization.

1404468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024 (or 3019 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 1404468 is about 1185.1025272102. The cubic root of 1404468 is about 111.9877750262.

The spelling of 1404468 in words is "one million, four hundred four thousand, four hundred sixty-eight".