36122281 has 8 divisors (see below), whose sum is σ = 39099200. Its totient is φ = 33173712.

The previous prime is 36122243. The next prime is 36122291. The reversal of 36122281 is 18222163.

36122281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 36122281 - 2⁷ = 36122153 is a prime.

It is a super-2 number, since 2×36122281² = 2609638369285922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36122201) 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 7 ways as a sum of consecutive naturals, for example, 4395 + ... + 9568.

It is an arithmetic number, because the mean of its divisors is an integer number (4887400).

Almost surely, 2^36122281 is an apocalyptic number.

It is an amenable number.

36122281 is a deficient number, since it is larger than the sum of its proper divisors (2976919).

36122281 is a wasteful number, since it uses less digits than its factorization.

36122281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14175.

The product of its digits is 1152, while the sum is 25.

The square root of 36122281 is about 6010.1814448484. The cubic root of 36122281 is about 330.5661569946.

The spelling of 36122281 in words is "thirty-six million, one hundred twenty-two thousand, two hundred eighty-one".