36040400 has 60 divisors (see below), whose sum is σ = 94470144. Its totient is φ = 13104000.

The previous prime is 36040387. The next prime is 36040409. The reversal of 36040400 is 404063.

36040400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36040409) 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 11 ways as a sum of consecutive naturals, for example, 305 + ... + 8495.

Almost surely, 2^36040400 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 36040400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47235072).

36040400 is an abundant number, since it is smaller than the sum of its proper divisors (58429744).

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

36040400 is a wasteful number, since it uses less digits than its factorization.

36040400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220 (or 8209 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 36040400 is about 6003.3657226592. The cubic root of 36040400 is about 330.3161952517.

Adding to 36040400 its reverse (404063), we get a palindrome (36444463).

The spelling of 36040400 in words is "thirty-six million, forty thousand, four hundred".