1384404 has 24 divisors (see below), whose sum is σ = 3691968. Its totient is φ = 395520.

The previous prime is 1384403. The next prime is 1384433. The reversal of 1384404 is 4044831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1384403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8157 + ... + 8324.

It is an arithmetic number, because the mean of its divisors is an integer number (153832).

2^1384404 is an apocalyptic number.

1384404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1384404 is an abundant number, since it is smaller than the sum of its proper divisors (2307564).

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

1384404 is a wasteful number, since it uses less digits than its factorization.

1384404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16495 (or 16493 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1384404 is about 1176.6069862108. The cubic root of 1384404 is about 111.4519355534.

The spelling of 1384404 in words is "one million, three hundred eighty-four thousand, four hundred four".