36578228 has 12 divisors (see below), whose sum is σ = 64119972. Its totient is φ = 18258240.

The previous prime is 36578221. The next prime is 36578231. The reversal of 36578228 is 82287563.

It can be written as a sum of positive squares in 2 ways, for example, as 6853924 + 29724304 = 2618^2 + 5452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36578221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4943 + ... + 9878.

It is an arithmetic number, because the mean of its divisors is an integer number (5343331).

Almost surely, 2^36578228 is an apocalyptic number.

It is an amenable number.

36578228 is a deficient number, since it is larger than the sum of its proper divisors (27541744).

36578228 is a wasteful number, since it uses less digits than its factorization.

36578228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15442 (or 15440 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 36578228 is about 6047.9937169280. The cubic root of 36578228 is about 331.9511831258.

The spelling of 36578228 in words is "thirty-six million, five hundred seventy-eight thousand, two hundred twenty-eight".