36042247 has 4 divisors (see below), whose sum is σ = 36057960. Its totient is φ = 36026536.

The previous prime is 36042233. The next prime is 36042257. The reversal of 36042247 is 74224063.

36042247 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.

It is a cyclic number.

It is not a de Polignac number, because 36042247 - 2¹⁹ = 35517959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36042257) 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, 3673 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (9014490).

Almost surely, 2^36042247 is an apocalyptic number.

36042247 is a deficient number, since it is larger than the sum of its proper divisors (15713).

36042247 is a wasteful number, since it uses less digits than its factorization.

36042247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15712.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 36042247 is about 6003.5195510634. The cubic root of 36042247 is about 330.3218378416.

The spelling of 36042247 in words is "thirty-six million, forty-two thousand, two hundred forty-seven".