1974224 has 20 divisors (see below), whose sum is σ = 4371744. Its totient is φ = 846048.

The previous prime is 1974221. The next prime is 1974229. The reversal of 1974224 is 4224791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1974221) 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, 8702 + ... + 8925.

2^1974224 is an apocalyptic number.

1974224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1974224 is an abundant number, since it is smaller than the sum of its proper divisors (2397520).

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

1974224 is a wasteful number, since it uses less digits than its factorization.

1974224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17642 (or 17636 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 1974224 is about 1405.0708167206. The cubic root of 1974224 is about 125.4485008513.

The spelling of 1974224 in words is "one million, nine hundred seventy-four thousand, two hundred twenty-four".