1996172 has 12 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 985296.

The previous prime is 1996171. The next prime is 1996177. The reversal of 1996172 is 2716991.

1996172 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1996171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2843 + ... + 3474.

It is an arithmetic number, because the mean of its divisors is an integer number (294840).

2^1996172 is an apocalyptic number.

It is an amenable number.

1996172 is a deficient number, since it is larger than the sum of its proper divisors (1541908).

1996172 is a wasteful number, since it uses less digits than its factorization.

1996172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400 (or 6398 counting only the distinct ones).

The product of its digits is 6804, while the sum is 35.

The square root of 1996172 is about 1412.8595117704. The cubic root of 1996172 is about 125.9116706876.

The spelling of 1996172 in words is "one million, nine hundred ninety-six thousand, one hundred seventy-two".