36664751 has 4 divisors (see below), whose sum is σ = 36818400. Its totient is φ = 36511104.

The previous prime is 36664687. The next prime is 36664753. The reversal of 36664751 is 15746663.

It is a happy number.

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 36664751 - 2⁶ = 36664687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36664753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76466 + ... + 76943.

It is an arithmetic number, because the mean of its divisors is an integer number (9204600).

Almost surely, 2^36664751 is an apocalyptic number.

36664751 is a deficient number, since it is larger than the sum of its proper divisors (153649).

36664751 is a wasteful number, since it uses less digits than its factorization.

36664751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153648.

The product of its digits is 90720, while the sum is 38.

The square root of 36664751 is about 6055.1425251599. The cubic root of 36664751 is about 332.2127120680.

The spelling of 36664751 in words is "thirty-six million, six hundred sixty-four thousand, seven hundred fifty-one".