64383773 has 2 divisors, whose sum is σ = 64383774. Its totient is φ = 64383772.

The previous prime is 64383769. The next prime is 64383797. The reversal of 64383773 is 37738346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59876644 + 4507129 = 7738^2 + 2123^2 .

It is a cyclic number.

It is not a de Polignac number, because 64383773 - 2² = 64383769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64383773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64383703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32191886 + 32191887.

It is an arithmetic number, because the mean of its divisors is an integer number (32191887).

Almost surely, 2^64383773 is an apocalyptic number.

It is an amenable number.

64383773 is a deficient number, since it is larger than the sum of its proper divisors (1).

64383773 is an equidigital number, since it uses as much as digits as its factorization.

64383773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 41.

The square root of 64383773 is about 8023.9499624561. The cubic root of 64383773 is about 400.7979342771.

It can be divided in two parts, 64383 and 773, that added together give a palindrome (65156).

The spelling of 64383773 in words is "sixty-four million, three hundred eighty-three thousand, seven hundred seventy-three".