36502138 has 8 divisors (see below), whose sum is σ = 55255860. Its totient is φ = 18083520.

The previous prime is 36502133. The next prime is 36502163. The reversal of 36502138 is 83120563.

It can be written as a sum of positive squares in 2 ways, for example, as 32569849 + 3932289 = 5707^2 + 1983^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (36502133) 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, 83503 + ... + 83938.

Almost surely, 2^36502138 is an apocalyptic number.

36502138 is a deficient number, since it is larger than the sum of its proper divisors (18753722).

36502138 is a wasteful number, since it uses less digits than its factorization.

36502138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167552.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 36502138 is about 6041.6999263452. The cubic root of 36502138 is about 331.7208484779.

The spelling of 36502138 in words is "thirty-six million, five hundred two thousand, one hundred thirty-eight".