1725380416 has 14 divisors (see below), whose sum is σ = 3423801890. Its totient is φ = 862690176.

The previous prime is 1725380401. The next prime is 1725380429. The reversal of 1725380416 is 6140835271.

It can be written as a sum of positive squares in only one way, i.e., 1706020416 + 19360000 = 41304^2 + 4400^2 .

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, 13479471 + ... + 13479598.

Almost surely, 2^1725380416 is an apocalyptic number.

1725380416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1725380416 is a deficient number, since it is larger than the sum of its proper divisors (1698421474).

1725380416 is an equidigital number, since it uses as much as digits as its factorization.

1725380416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26959081 (or 26959071 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 1725380416 is about 41537.6987325971. The cubic root of 1725380416 is about 1199.3933081373.

The spelling of 1725380416 in words is "one billion, seven hundred twenty-five million, three hundred eighty thousand, four hundred sixteen".