1409984 has 14 divisors (see below), whose sum is σ = 2798064. Its totient is φ = 704960.

The previous prime is 1409977. The next prime is 1409999. The reversal of 1409984 is 4899041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10952 + ... + 11079.

2^1409984 is an apocalyptic number.

It is an amenable number.

1409984 is a deficient number, since it is larger than the sum of its proper divisors (1388080).

1409984 is an equidigital number, since it uses as much as digits as its factorization.

1409984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22043 (or 22033 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 1409984 is about 1187.4274714693. The cubic root of 1409984 is about 112.1341928940.

The spelling of 1409984 in words is "one million, four hundred nine thousand, nine hundred eighty-four".