1725378336 has 72 divisors (see below), whose sum is σ = 5352603984. Its totient is φ = 522840960.

The previous prime is 1725378307. The next prime is 1725378371. The reversal of 1725378336 is 6338735271.

1725378336 is a `hidden beast` number, since 1 + 7 + 2 + 537 + 83 + 36 = 666.

1725378336 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 1725378291 and 1725378300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269146 + ... + 275481.

It is an arithmetic number, because the mean of its divisors is an integer number (74341722).

Almost surely, 2^1725378336 is an apocalyptic number.

1725378336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1725378336 is an abundant number, since it is smaller than the sum of its proper divisors (3627225648).

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

1725378336 is a wasteful number, since it uses less digits than its factorization.

1725378336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544654 (or 544643 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 1725378336 is about 41537.6736950927. The cubic root of 1725378336 is about 1199.3928261684.

The spelling of 1725378336 in words is "one billion, seven hundred twenty-five million, three hundred seventy-eight thousand, three hundred thirty-six".