64336933 has 2 divisors, whose sum is σ = 64336934. Its totient is φ = 64336932.

The previous prime is 64336931. The next prime is 64336939. The reversal of 64336933 is 33963346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62995969 + 1340964 = 7937^2 + 1158^2 .

It is a cyclic number.

It is not a de Polignac number, because 64336933 - 2¹ = 64336931 is a prime.

Together with 64336931, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 64336892 and 64336901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64336931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32168466 + 32168467.

It is an arithmetic number, because the mean of its divisors is an integer number (32168467).

Almost surely, 2^64336933 is an apocalyptic number.

It is an amenable number.

64336933 is a deficient number, since it is larger than the sum of its proper divisors (1).

64336933 is an equidigital number, since it uses as much as digits as its factorization.

64336933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 37.

The square root of 64336933 is about 8021.0306694339. The cubic root of 64336933 is about 400.7007155276.

It can be divided in two parts, 6433 and 6933, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 64336933 in words is "sixty-four million, three hundred thirty-six thousand, nine hundred thirty-three".