36547218 has 24 divisors (see below), whose sum is σ = 79361100. Its totient is φ = 12155424.

The previous prime is 36547213. The next prime is 36547219. The reversal of 36547218 is 81274563.

It can be written as a sum of positive squares in 2 ways, for example, as 35676729 + 870489 = 5973^2 + 933^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (36547211) 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, 7168 + ... + 11156.

Almost surely, 2^36547218 is an apocalyptic number.

36547218 is an abundant number, since it is smaller than the sum of its proper divisors (42813882).

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

36547218 is a wasteful number, since it uses less digits than its factorization.

36547218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4506 (or 4503 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 36547218 is about 6045.4295132770. The cubic root of 36547218 is about 331.8573502908.

The spelling of 36547218 in words is "thirty-six million, five hundred forty-seven thousand, two hundred eighteen".