1973322 has 40 divisors (see below), whose sum is σ = 4766916. Its totient is φ = 606528.

The previous prime is 1973317. The next prime is 1973339. The reversal of 1973322 is 2233791.

It can be written as a sum of positive squares in 2 ways, for example, as 1565001 + 408321 = 1251^2 + 639^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1638 + ... + 2574.

2^1973322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1973322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2383458).

1973322 is an abundant number, since it is smaller than the sum of its proper divisors (2793594).

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

1973322 is a wasteful number, since it uses less digits than its factorization.

1973322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 955 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 1973322 is about 1404.7497997864. The cubic root of 1973322 is about 125.4293926202.

The spelling of 1973322 in words is "one million, nine hundred seventy-three thousand, three hundred twenty-two".