64829629 has 2 divisors, whose sum is σ = 64829630. Its totient is φ = 64829628.

The previous prime is 64829599. The next prime is 64829693. The reversal of 64829629 is 92692846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64432729 + 396900 = 8027^2 + 630^2 .

It is a cyclic number.

It is not a de Polignac number, because 64829629 - 2¹³ = 64821437 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 (64829129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32414814 + 32414815.

It is an arithmetic number, because the mean of its divisors is an integer number (32414815).

Almost surely, 2^64829629 is an apocalyptic number.

It is an amenable number.

64829629 is a deficient number, since it is larger than the sum of its proper divisors (1).

64829629 is an equidigital number, since it uses as much as digits as its factorization.

64829629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 46.

The square root of 64829629 is about 8051.6848547369. The cubic root of 64829629 is about 401.7209787116.

The spelling of 64829629 in words is "sixty-four million, eight hundred twenty-nine thousand, six hundred twenty-nine".