36228785 has 16 divisors (see below), whose sum is σ = 46558800. Its totient is φ = 26966016.

The previous prime is 36228781. The next prime is 36228791. The reversal of 36228785 is 58782263.

It can be written as a sum of positive squares in 8 ways, for example, as 4227136 + 32001649 = 2056^2 + 5657^2 .

It is a cyclic number.

It is not a de Polignac number, because 36228785 - 2² = 36228781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36228781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5171 + ... + 9959.

It is an arithmetic number, because the mean of its divisors is an integer number (2909925).

Almost surely, 2^36228785 is an apocalyptic number.

It is an amenable number.

36228785 is a deficient number, since it is larger than the sum of its proper divisors (10330015).

36228785 is a wasteful number, since it uses less digits than its factorization.

36228785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900.

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

The square root of 36228785 is about 6019.0352216946. The cubic root of 36228785 is about 330.8907218907.

The spelling of 36228785 in words is "thirty-six million, two hundred twenty-eight thousand, seven hundred eighty-five".