36181827 has 12 divisors (see below), whose sum is σ = 57013944. Its totient is φ = 21928320.

The previous prime is 36181823. The next prime is 36181853. The reversal of 36181827 is 72818163.

36181827 is a `hidden beast` number, since 3 + 618 + 18 + 27 = 666.

It is not a de Polignac number, because 36181827 - 2² = 36181823 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 36181791 and 36181800.

It is not an unprimeable number, because it can be changed into a prime (36181823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182638 + ... + 182835.

It is an arithmetic number, because the mean of its divisors is an integer number (4751162).

Almost surely, 2^36181827 is an apocalyptic number.

36181827 is a deficient number, since it is larger than the sum of its proper divisors (20832117).

36181827 is a wasteful number, since it uses less digits than its factorization.

36181827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365490 (or 365487 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 36181827 is about 6015.1331656082. The cubic root of 36181827 is about 330.7476985595.

It can be divided in two parts, 3618 and 1827, that added together give a palindrome (5445).

The spelling of 36181827 in words is "thirty-six million, one hundred eighty-one thousand, eight hundred twenty-seven".