36506869 has 4 divisors (see below), whose sum is σ = 41722144. Its totient is φ = 31291596.

The previous prime is 36506863. The next prime is 36506881. The reversal of 36506869 is 96860563.

36506869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 36506869 - 2⁷ = 36506741 is a prime.

It is a super-2 number, since 2×36506869² = 2665502968366322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36506863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2607627 + ... + 2607640.

It is an arithmetic number, because the mean of its divisors is an integer number (10430536).

Almost surely, 2^36506869 is an apocalyptic number.

It is an amenable number.

36506869 is a deficient number, since it is larger than the sum of its proper divisors (5215275).

36506869 is an equidigital number, since it uses as much as digits as its factorization.

36506869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215274.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 36506869 is about 6042.0914425388. The cubic root of 36506869 is about 331.7351791776.

The spelling of 36506869 in words is "thirty-six million, five hundred six thousand, eight hundred sixty-nine".