36400530 has 32 divisors (see below), whose sum is σ = 88797888. Its totient is φ = 9547200.

The previous prime is 36400487. The next prime is 36400531. The reversal of 36400530 is 3500463.

36400530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 36400497 and 36400506.

It is not an unprimeable number, because it can be changed into a prime (36400531) 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 15 ways as a sum of consecutive naturals, for example, 8116 + ... + 11775.

It is an arithmetic number, because the mean of its divisors is an integer number (2774934).

Almost surely, 2^36400530 is an apocalyptic number.

36400530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36400530 is an abundant number, since it is smaller than the sum of its proper divisors (52397358).

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

36400530 is a wasteful number, since it uses less digits than its factorization.

36400530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19962.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 36400530 is about 6033.2851747618. The cubic root of 36400530 is about 331.4127677583.

Adding to 36400530 its reverse (3500463), we get a palindrome (39900993).

The spelling of 36400530 in words is "thirty-six million, four hundred thousand, five hundred thirty".