1728493050 has 48 divisors (see below), whose sum is σ = 4291011072. Its totient is φ = 460464000.

The previous prime is 1728493049. The next prime is 1728493097. The reversal of 1728493050 is 503948271.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157750 + ... + 168350.

It is an arithmetic number, because the mean of its divisors is an integer number (89396064).

Almost surely, 2^1728493050 is an apocalyptic number.

1728493050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1728493050 is an abundant number, since it is smaller than the sum of its proper divisors (2562518022).

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

1728493050 is a wasteful number, since it uses less digits than its factorization.

1728493050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11703 (or 11698 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1728493050 is about 41575.1494284747. The cubic root of 1728493050 is about 1200.1141210911.

The spelling of 1728493050 in words is "one billion, seven hundred twenty-eight million, four hundred ninety-three thousand, fifty".