36382531 has 4 divisors (see below), whose sum is σ = 36406000. Its totient is φ = 36359064.

The previous prime is 36382529. The next prime is 36382537. The reversal of 36382531 is 13528363.

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 36382531 - 2¹ = 36382529 is a prime.

It is a super-2 number, since 2×36382531² = 2647377123931922, 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 = 36382493 and 36382502.

It is not an unprimeable number, because it can be changed into a prime (36382537) 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, 9231 + ... + 12568.

It is an arithmetic number, because the mean of its divisors is an integer number (9101500).

Almost surely, 2^36382531 is an apocalyptic number.

36382531 is the 2698-th centered decagonal number.

36382531 is a deficient number, since it is larger than the sum of its proper divisors (23469).

36382531 is a wasteful number, since it uses less digits than its factorization.

36382531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23468.

The product of its digits is 12960, while the sum is 31.

The square root of 36382531 is about 6031.7933485822. The cubic root of 36382531 is about 331.3581341044.

The spelling of 36382531 in words is "thirty-six million, three hundred eighty-two thousand, five hundred thirty-one".