1973196 has 36 divisors (see below), whose sum is σ = 5077800. Its totient is φ = 645888.

The previous prime is 1973177. The next prime is 1973197. The reversal of 1973196 is 6913791.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1973196.

It is not an unprimeable number, because it can be changed into a prime (1973197) 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, 1660 + ... + 2588.

It is an arithmetic number, because the mean of its divisors is an integer number (141050).

2^1973196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1973196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2538900).

1973196 is an abundant number, since it is smaller than the sum of its proper divisors (3104604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1973196 is a wasteful number, since it uses less digits than its factorization.

1973196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998 (or 993 counting only the distinct ones).

The product of its digits is 10206, while the sum is 36.

The square root of 1973196 is about 1404.7049512264. The cubic root of 1973196 is about 125.4267229360.

The spelling of 1973196 in words is "one million, nine hundred seventy-three thousand, one hundred ninety-six".