1829728 has 12 divisors (see below), whose sum is σ = 3602340. Its totient is φ = 914848.

The previous prime is 1829717. The next prime is 1829743. The reversal of 1829728 is 8279281.

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, 28558 + ... + 28621.

It is an arithmetic number, because the mean of its divisors is an integer number (300195).

2^1829728 is an apocalyptic number.

It is an amenable number.

1829728 is a deficient number, since it is larger than the sum of its proper divisors (1772612).

1829728 is an equidigital number, since it uses as much as digits as its factorization.

1829728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57189 (or 57181 counting only the distinct ones).

The product of its digits is 16128, while the sum is 37.

The square root of 1829728 is about 1352.6743880180. The cubic root of 1829728 is about 122.3100596625.

The spelling of 1829728 in words is "one million, eight hundred twenty-nine thousand, seven hundred twenty-eight".