4040050 has 72 divisors (see below), whose sum is σ = 9350964. Its totient is φ = 1290240.

The previous prime is 4040041. The next prime is 4040053. The reversal of 4040050 is 500404.

It can be written as a sum of positive squares in 6 ways, for example, as 1940449 + 2099601 = 1393^2 + 1449^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4040050.

It is not an unprimeable number, because it can be changed into a prime (4040053) 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 in 35 ways as a sum of consecutive naturals, for example, 41602 + ... + 41698.

Almost surely, 2^4040050 is an apocalyptic number.

4040050 is an abundant number, since it is smaller than the sum of its proper divisors (5310914).

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

4040050 is a wasteful number, since it uses less digits than its factorization.

4040050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 4040050 is about 2009.9875621506. The cubic root of 4040050 is about 159.2681418772.

Adding to 4040050 its reverse (500404), we get a palindrome (4540454).

The spelling of 4040050 in words is "four million, forty thousand, fifty", and thus it is an eban number.