920403244 has 24 divisors (see below), whose sum is σ = 1701307440. Its totient is φ = 434481984.

The previous prime is 920403241. The next prime is 920403271. The reversal of 920403244 is 442304029.

It is not an unprimeable number, because it can be changed into a prime (920403241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602 + ... + 42934.

It is an arithmetic number, because the mean of its divisors is an integer number (70887810).

Almost surely, 2^920403244 is an apocalyptic number.

It is an amenable number.

920403244 is a deficient number, since it is larger than the sum of its proper divisors (780904196).

920403244 is a wasteful number, since it uses less digits than its factorization.

920403244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41649 (or 41647 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 920403244 is about 30338.1483284659. The cubic root of 920403244 is about 972.7309035096.

The spelling of 920403244 in words is "nine hundred twenty million, four hundred three thousand, two hundred forty-four".