4040501 has 2 divisors, whose sum is σ = 4040502. Its totient is φ = 4040500.

The previous prime is 4040473. The next prime is 4040507. The reversal of 4040501 is 1050404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3900625 + 139876 = 1975^2 + 374^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4040501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020250 + 2020251.

It is an arithmetic number, because the mean of its divisors is an integer number (2020251).

Almost surely, 2^4040501 is an apocalyptic number.

It is an amenable number.

4040501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040501 is an equidigital number, since it uses as much as digits as its factorization.

4040501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 4040501 is about 2010.0997487687. The cubic root of 4040501 is about 159.2740681453.

Adding to 4040501 its reverse (1050404), we get a palindrome (5090905).

The spelling of 4040501 in words is "four million, forty thousand, five hundred one".