1730424 has 16 divisors (see below), whose sum is σ = 4326120. Its totient is φ = 576800.

The previous prime is 1730371. The next prime is 1730429. The reversal of 1730424 is 4240371.

It is a self number, because there is not a number n which added to its sum of digits gives 1730424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1730429) 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, 36027 + ... + 36074.

2^1730424 is an apocalyptic number.

It is an amenable number.

1730424 is an abundant number, since it is smaller than the sum of its proper divisors (2595696).

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

1730424 is a wasteful number, since it uses less digits than its factorization.

1730424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72110 (or 72106 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1730424 is about 1315.4558145373. The cubic root of 1730424 is about 120.0560848944.

Adding to 1730424 its reverse (4240371), we get a palindrome (5970795).

The spelling of 1730424 in words is "one million, seven hundred thirty thousand, four hundred twenty-four".