36614521 has 2 divisors, whose sum is σ = 36614522. Its totient is φ = 36614520.

The previous prime is 36614519. The next prime is 36614563. The reversal of 36614521 is 12541663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19927296 + 16687225 = 4464^2 + 4085^2 .

It is a cyclic number.

It is not a de Polignac number, because 36614521 - 2¹ = 36614519 is a prime.

Together with 36614519, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 36614521.

It is not a weakly prime, because it can be changed into another prime (36614021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18307260 + 18307261.

It is an arithmetic number, because the mean of its divisors is an integer number (18307261).

Almost surely, 2^36614521 is an apocalyptic number.

It is an amenable number.

36614521 is a deficient number, since it is larger than the sum of its proper divisors (1).

36614521 is an equidigital number, since it uses as much as digits as its factorization.

36614521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 36614521 is about 6050.9933895188. The cubic root of 36614521 is about 332.0609344052.

It can be divided in two parts, 3661 and 4521, that multiplied together give a triangular number (16551381 = T₅₇₅₃).

The spelling of 36614521 in words is "thirty-six million, six hundred fourteen thousand, five hundred twenty-one".