1404704 has 24 divisors (see below), whose sum is σ = 3161088. Its totient is φ = 601920.

The previous prime is 1404671. The next prime is 1404709. The reversal of 1404704 is 4074041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404709) 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, 2912 + ... + 3359.

It is an arithmetic number, because the mean of its divisors is an integer number (131712).

2^1404704 is an apocalyptic number.

1404704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1404704 is an abundant number, since it is smaller than the sum of its proper divisors (1756384).

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

1404704 is an equidigital number, since it uses as much as digits as its factorization.

1404704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6288 (or 6280 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 1404704 is about 1185.2020924720. The cubic root of 1404704 is about 111.9940473027.

Adding to 1404704 its reverse (4074041), we get a palindrome (5478745).

The spelling of 1404704 in words is "one million, four hundred four thousand, seven hundred four".