1722713625 has 48 divisors (see below), whose sum is σ = 3135839616. Its totient is φ = 909799200.

The previous prime is 1722713591. The next prime is 1722713633. The reversal of 1722713625 is 5263172271.

1722713625 is a `hidden beast` number, since 1 + 7 + 2 + 27 + 1 + 3 + 625 = 666.

It is not a de Polignac number, because 1722713625 - 2⁷ = 1722713497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1722713625.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108442 + ... + 123308.

It is an arithmetic number, because the mean of its divisors is an integer number (65329992).

Almost surely, 2^1722713625 is an apocalyptic number.

1722713625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1722713625 is a deficient number, since it is larger than the sum of its proper divisors (1413125991).

1722713625 is a wasteful number, since it uses less digits than its factorization.

1722713625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14991 (or 14978 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 1722713625 is about 41505.5854675006. The cubic root of 1722713625 is about 1198.7750520943.

Adding to 1722713625 its reverse (5263172271), we get a palindrome (6985885896).

The spelling of 1722713625 in words is "one billion, seven hundred twenty-two million, seven hundred thirteen thousand, six hundred twenty-five".