36041631 has 4 divisors (see below), whose sum is σ = 48055512. Its totient is φ = 24027752.

The previous prime is 36041591. The next prime is 36041641. The reversal of 36041631 is 13614063.

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 36041631 - 2⁷ = 36041503 is a prime.

It is a super-2 number, since 2×36041631² = 2597998330280322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36041641) 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, 6006936 + ... + 6006941.

It is an arithmetic number, because the mean of its divisors is an integer number (12013878).

Almost surely, 2^36041631 is an apocalyptic number.

36041631 is a deficient number, since it is larger than the sum of its proper divisors (12013881).

36041631 is a wasteful number, since it uses less digits than its factorization.

36041631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12013880.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 36041631 is about 6003.4682476049. The cubic root of 36041631 is about 330.3199559814.

Adding to 36041631 its reverse (13614063), we get a palindrome (49655694).

The spelling of 36041631 in words is "thirty-six million, forty-one thousand, six hundred thirty-one".