36115816 has 32 divisors (see below), whose sum is σ = 74652480. Its totient is φ = 16243200.

The previous prime is 36115799. The next prime is 36115831. The reversal of 36115816 is 61851163.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6421 + ... + 10651.

It is an arithmetic number, because the mean of its divisors is an integer number (2332890).

Almost surely, 2^36115816 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 36115816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37326240).

36115816 is an abundant number, since it is smaller than the sum of its proper divisors (38536664).

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

36115816 is a wasteful number, since it uses less digits than its factorization.

36115816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4345 (or 4341 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 36115816 is about 6009.6435834415. The cubic root of 36115816 is about 330.5464347469.

Adding to 36115816 its reverse (61851163), we get a palindrome (97966979).

The spelling of 36115816 in words is "thirty-six million, one hundred fifteen thousand, eight hundred sixteen".