1996725 has 24 divisors (see below), whose sum is σ = 3352960. Its totient is φ = 1048320.

The previous prime is 1996723. The next prime is 1996739. The reversal of 1996725 is 5276991.

It is not a de Polignac number, because 1996725 - 2¹ = 1996723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5757 + ... + 6093.

2^1996725 is an apocalyptic number.

1996725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1996725 is a deficient number, since it is larger than the sum of its proper divisors (1356235).

1996725 is a wasteful number, since it uses less digits than its factorization.

1996725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 424 counting only the distinct ones).

The product of its digits is 34020, while the sum is 39.

The square root of 1996725 is about 1413.0552006203. The cubic root of 1996725 is about 125.9232967273.

The spelling of 1996725 in words is "one million, nine hundred ninety-six thousand, seven hundred twenty-five".