36136818 has 48 divisors (see below), whose sum is σ = 82308096. Its totient is φ = 11436480.

The previous prime is 36136817. The next prime is 36136819. The reversal of 36136818 is 81863163.

It is an interprime number because it is at equal distance from previous prime (36136817) and next prime (36136819).

It is not an unprimeable number, because it can be changed into a prime (36136817) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78846 + ... + 79302.

It is an arithmetic number, because the mean of its divisors is an integer number (1714752).

Almost surely, 2^36136818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36136818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41154048).

36136818 is an abundant number, since it is smaller than the sum of its proper divisors (46171278).

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

36136818 is a wasteful number, since it uses less digits than its factorization.

36136818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679 (or 676 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 36136818 is about 6011.3906876862. The cubic root of 36136818 is about 330.6104952405.

The spelling of 36136818 in words is "thirty-six million, one hundred thirty-six thousand, eight hundred eighteen".