1726080 has 128 divisors (see below), whose sum is σ = 5875200. Its totient is φ = 430080.

The previous prime is 1726079. The next prime is 1726091. The reversal of 1726080 is 806271.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1726080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55665 + ... + 55695.

It is an arithmetic number, because the mean of its divisors is an integer number (45900).

2^1726080 is an apocalyptic number.

1726080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1726080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2937600).

1726080 is an abundant number, since it is smaller than the sum of its proper divisors (4149120).

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

1726080 is a wasteful number, since it uses less digits than its factorization.

1726080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1726080 is about 1313.8036382961. The cubic root of 1726080 is about 119.9555390845.

The spelling of 1726080 in words is "one million, seven hundred twenty-six thousand, eighty".