36436531 has 8 divisors (see below), whose sum is σ = 38257920. Its totient is φ = 34634952.

The previous prime is 36436507. The next prime is 36436537. The reversal of 36436531 is 13563463.

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

It is a cyclic number.

It is not a de Polignac number, because 36436531 - 2⁹ = 36436019 is a prime.

It is a super-2 number, since 2×36436531² = 2655241582627922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36436493 and 36436502.

It is not an unprimeable number, because it can be changed into a prime (36436537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111 + ... + 8608.

It is an arithmetic number, because the mean of its divisors is an integer number (4782240).

Almost surely, 2^36436531 is an apocalyptic number.

36436531 is a deficient number, since it is larger than the sum of its proper divisors (1821389).

36436531 is a wasteful number, since it uses less digits than its factorization.

36436531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9905.

The product of its digits is 19440, while the sum is 31.

The square root of 36436531 is about 6036.2679695322. The cubic root of 36436531 is about 331.5219901588.

Adding to 36436531 its reverse (13563463), we get a palindrome (49999994).

The spelling of 36436531 in words is "thirty-six million, four hundred thirty-six thousand, five hundred thirty-one".