1716425 has 12 divisors (see below), whose sum is σ = 2160576. Its totient is φ = 1352400.

The previous prime is 1716419. The next prime is 1716427. The reversal of 1716425 is 5246171.

It is not a de Polignac number, because 1716425 - 2⁶ = 1716361 is a prime.

It is a super-2 number, since 2×1716425² = 5892229561250, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1716394 and 1716403.

It is not an unprimeable number, because it can be changed into a prime (1716427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1292 + ... + 2258.

It is an arithmetic number, because the mean of its divisors is an integer number (180048).

2^1716425 is an apocalyptic number.

It is an amenable number.

1716425 is a deficient number, since it is larger than the sum of its proper divisors (444151).

1716425 is an equidigital number, since it uses as much as digits as its factorization.

1716425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048 (or 1043 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 1716425 is about 1310.1240399290. The cubic root of 1716425 is about 119.7314596843.

The spelling of 1716425 in words is "one million, seven hundred sixteen thousand, four hundred twenty-five".