36869225 has 6 divisors (see below), whose sum is σ = 45717870. Its totient is φ = 29495360.

The previous prime is 36869201. The next prime is 36869227. The reversal of 36869225 is 52296863.

It can be written as a sum of positive squares in 3 ways, for example, as 5721664 + 31147561 = 2392^2 + 5581^2 .

It is not a de Polignac number, because 36869225 - 2²² = 32674921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36869227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 737360 + ... + 737409.

It is an arithmetic number, because the mean of its divisors is an integer number (7619645).

Almost surely, 2^36869225 is an apocalyptic number.

It is an amenable number.

36869225 is a deficient number, since it is larger than the sum of its proper divisors (8848645).

36869225 is a wasteful number, since it uses less digits than its factorization.

36869225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474779 (or 1474774 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 36869225 is about 6072.0033761519. The cubic root of 36869225 is about 332.8291349587.

Subtracting from 36869225 its sum of digits (41), we obtain a square (36869184 = 6072²).

The spelling of 36869225 in words is "thirty-six million, eight hundred sixty-nine thousand, two hundred twenty-five".