36572141 has 4 divisors (see below), whose sum is σ = 36640284. Its totient is φ = 36504000.

The previous prime is 36572119. The next prime is 36572143. The reversal of 36572141 is 14127563.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29702500 + 6869641 = 5450^2 + 2621^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36572141 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 (36572143) 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, 33260 + ... + 34341.

It is an arithmetic number, because the mean of its divisors is an integer number (9160071).

Almost surely, 2^36572141 is an apocalyptic number.

It is an amenable number.

36572141 is a deficient number, since it is larger than the sum of its proper divisors (68143).

36572141 is an equidigital number, since it uses as much as digits as its factorization.

36572141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68142.

The product of its digits is 5040, while the sum is 29.

The square root of 36572141 is about 6047.4904712616. The cubic root of 36572141 is about 331.9327687205.

The spelling of 36572141 in words is "thirty-six million, five hundred seventy-two thousand, one hundred forty-one".