64299533 has 2 divisors, whose sum is σ = 64299534. Its totient is φ = 64299532.

The previous prime is 64299527. The next prime is 64299539. The reversal of 64299533 is 33599246.

It is a balanced prime because it is at equal distance from previous prime (64299527) and next prime (64299539).

It can be written as a sum of positive squares in only one way, i.e., 42797764 + 21501769 = 6542^2 + 4637^2 .

It is a cyclic number.

It is not a de Polignac number, because 64299533 - 2²² = 60105229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64299539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32149766 + 32149767.

It is an arithmetic number, because the mean of its divisors is an integer number (32149767).

Almost surely, 2^64299533 is an apocalyptic number.

It is an amenable number.

64299533 is a deficient number, since it is larger than the sum of its proper divisors (1).

64299533 is an equidigital number, since it uses as much as digits as its factorization.

64299533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 41.

The square root of 64299533 is about 8018.6989593076. The cubic root of 64299533 is about 400.6230560822.

The spelling of 64299533 in words is "sixty-four million, two hundred ninety-nine thousand, five hundred thirty-three".