36521623 has 2 divisors, whose sum is σ = 36521624. Its totient is φ = 36521622.

The previous prime is 36521609. The next prime is 36521651. The reversal of 36521623 is 32612563.

36521623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (36521651) can be obtained adding 36521623 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36521623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36521591 and 36521600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36521603) 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 as a sum of consecutive naturals, namely, 18260811 + 18260812.

It is an arithmetic number, because the mean of its divisors is an integer number (18260812).

Almost surely, 2^36521623 is an apocalyptic number.

36521623 is a deficient number, since it is larger than the sum of its proper divisors (1).

36521623 is an equidigital number, since it uses as much as digits as its factorization.

36521623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 36521623 is about 6043.3122540541. The cubic root of 36521623 is about 331.7798626556.

The spelling of 36521623 in words is "thirty-six million, five hundred twenty-one thousand, six hundred twenty-three".