1384904 has 16 divisors (see below), whose sum is σ = 2609520. Its totient is φ = 689040.

The previous prime is 1384879. The next prime is 1384909. The reversal of 1384904 is 4094831.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1384909) 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, 2387 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (163095).

2^1384904 is an apocalyptic number.

It is an amenable number.

1384904 is a deficient number, since it is larger than the sum of its proper divisors (1224616).

1384904 is a wasteful number, since it uses less digits than its factorization.

1384904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860 (or 856 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1384904 is about 1176.8194423955. The cubic root of 1384904 is about 111.4653514976.

The spelling of 1384904 in words is "one million, three hundred eighty-four thousand, nine hundred four".