1914224 has 20 divisors (see below), whose sum is σ = 3994536. Its totient is φ = 883392.

The previous prime is 1914197. The next prime is 1914239. The reversal of 1914224 is 4224191.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 1914224.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4394 + ... + 4809.

2^1914224 is an apocalyptic number.

It is an amenable number.

1914224 is an abundant number, since it is smaller than the sum of its proper divisors (2080312).

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

1914224 is a wasteful number, since it uses less digits than its factorization.

1914224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224 (or 9218 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 1914224 is about 1383.5548417031. The cubic root of 1914224 is about 124.1645404998.

The spelling of 1914224 in words is "one million, nine hundred fourteen thousand, two hundred twenty-four".