36750221 has 8 divisors (see below), whose sum is σ = 39244800. Its totient is φ = 34337520.

The previous prime is 36750211. The next prime is 36750257. The reversal of 36750221 is 12205763.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36750221 - 2⁶ = 36750157 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 (36750211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19541 + ... + 21338.

It is an arithmetic number, because the mean of its divisors is an integer number (4905600).

Almost surely, 2^36750221 is an apocalyptic number.

36750221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

36750221 is a deficient number, since it is larger than the sum of its proper divisors (2494579).

36750221 is a wasteful number, since it uses less digits than its factorization.

36750221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40939.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 36750221 is about 6062.1960542365. The cubic root of 36750221 is about 332.4706545040.

Adding to 36750221 its reverse (12205763), we get a palindrome (48955984).

The spelling of 36750221 in words is "thirty-six million, seven hundred fifty thousand, two hundred twenty-one".