1940452 has 6 divisors (see below), whose sum is σ = 3395798. Its totient is φ = 970224.

The previous prime is 1940447. The next prime is 1940453. The reversal of 1940452 is 2540491.

It can be written as a sum of positive squares in only one way, i.e., 972196 + 968256 = 986^2 + 984^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1940453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242553 + ... + 242560.

2^1940452 is an apocalyptic number.

It is an amenable number.

1940452 is a deficient number, since it is larger than the sum of its proper divisors (1455346).

1940452 is a wasteful number, since it uses less digits than its factorization.

1940452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485117 (or 485115 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1940452 is about 1393.0010768122. The cubic root of 1940452 is about 124.7290558049.

The spelling of 1940452 in words is "one million, nine hundred forty thousand, four hundred fifty-two".