2050404 has 72 divisors (see below), whose sum is σ = 5574240. Its totient is φ = 582912.

The previous prime is 2050403. The next prime is 2050417. The reversal of 2050404 is 4040502.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2050403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89137 + ... + 89159.

It is an arithmetic number, because the mean of its divisors is an integer number (77420).

2^2050404 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 2050404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2787120).

2050404 is an abundant number, since it is smaller than the sum of its proper divisors (3523836).

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

2050404 is a wasteful number, since it uses less digits than its factorization.

2050404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2050404 is about 1431.9231822972. The cubic root of 2050404 is about 127.0417536880.

Adding to 2050404 its reverse (4040502), we get a palindrome (6090906).

The spelling of 2050404 in words is "two million, fifty thousand, four hundred four".