1404054 has 36 divisors (see below), whose sum is σ = 3188484. Its totient is φ = 463644.

The previous prime is 1403981. The next prime is 1404059. The reversal of 1404054 is 4504041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404059) 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 17 ways as a sum of consecutive naturals, for example, 13069 + ... + 13175.

It is an arithmetic number, because the mean of its divisors is an integer number (88569).

2^1404054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1404054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1594242).

1404054 is an abundant number, since it is smaller than the sum of its proper divisors (1784430).

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

1404054 is an frugal number, since it uses more digits than its factorization.

1404054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 1404054 is about 1184.9278459046. The cubic root of 1404054 is about 111.9767702673.

Adding to 1404054 its reverse (4504041), we get a palindrome (5908095).

The spelling of 1404054 in words is "one million, four hundred four thousand, fifty-four".