36125640 has 96 divisors (see below), whose sum is σ = 122541120. Its totient is φ = 9212544.

The previous prime is 36125627. The next prime is 36125651. The reversal of 36125640 is 4652163.

36125640 is a `hidden beast` number, since 3 + 6 + 12 + 5 + 640 = 666.

36125640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6099 + ... + 10461.

It is an arithmetic number, because the mean of its divisors is an integer number (1276470).

Almost surely, 2^36125640 is an apocalyptic number.

36125640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36125640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61270560).

36125640 is an abundant number, since it is smaller than the sum of its proper divisors (86415480).

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

36125640 is a wasteful number, since it uses less digits than its factorization.

36125640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403 (or 4396 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 36125640 is about 6010.4608808310. The cubic root of 36125640 is about 330.5764030927.

The spelling of 36125640 in words is "thirty-six million, one hundred twenty-five thousand, six hundred forty".