1940773 has 4 divisors (see below), whose sum is σ = 1949068. Its totient is φ = 1932480.

The previous prime is 1940759. The next prime is 1940777. The reversal of 1940773 is 3770491.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1481089 + 459684 = 1217^2 + 678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1940773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940777) 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, 3786 + ... + 4267.

It is an arithmetic number, because the mean of its divisors is an integer number (487267).

2^1940773 is an apocalyptic number.

It is an amenable number.

1940773 is a deficient number, since it is larger than the sum of its proper divisors (8295).

1940773 is an equidigital number, since it uses as much as digits as its factorization.

1940773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8294.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1940773 is about 1393.1162909104. The cubic root of 1940773 is about 124.7359332093.

The spelling of 1940773 in words is "one million, nine hundred forty thousand, seven hundred seventy-three".