36542565 has 12 divisors (see below), whose sum is σ = 63340524. Its totient is φ = 19489344.

The previous prime is 36542531. The next prime is 36542579. The reversal of 36542565 is 56524563.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 28708164 + 7834401 = 5358^2 + 2799^2 .

It is not a de Polignac number, because 36542565 - 2¹⁵ = 36509797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405984 + ... + 406073.

It is an arithmetic number, because the mean of its divisors is an integer number (5278377).

Almost surely, 2^36542565 is an apocalyptic number.

It is an amenable number.

36542565 is a deficient number, since it is larger than the sum of its proper divisors (26797959).

36542565 is a wasteful number, since it uses less digits than its factorization.

36542565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812068 (or 812065 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 36542565 is about 6045.0446648474. The cubic root of 36542565 is about 331.8432662477.

The spelling of 36542565 in words is "thirty-six million, five hundred forty-two thousand, five hundred sixty-five".