64753 has 8 divisors (see below), whose sum is σ = 74088. Its totient is φ = 56064.

The previous prime is 64747. The next prime is 64763. The reversal of 64753 is 35746.

It can be written as a sum of positive squares in 4 ways, for example, as 21904 + 42849 = 148^2 + 207^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64763) 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, 75 + ... + 367.

It is an arithmetic number, because the mean of its divisors is an integer number (9261).

2⁶⁴⁷⁵³ is an apocalyptic number.

It is an amenable number.

64753 is a deficient number, since it is larger than the sum of its proper divisors (9335).

64753 is a wasteful number, since it uses less digits than its factorization.

64753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its digits is 2520, while the sum is 25.

The square root of 64753 is about 254.4661077629. The cubic root of 64753 is about 40.1562637461.

The spelling of 64753 in words is "sixty-four thousand, seven hundred fifty-three".