64529298 has 40 divisors (see below), whose sum is σ = 145112880. Its totient is φ = 21432600.

The previous prime is 64529293. The next prime is 64529317. The reversal of 64529298 is 89292546.

64529298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (64529291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60873 + ... + 61923.

It is an arithmetic number, because the mean of its divisors is an integer number (3627822).

It is a vampire number, since it can be written as 6822 ⋅ 9459 (with its own digits).

Almost surely, 2^64529298 is an apocalyptic number.

64529298 is an abundant number, since it is smaller than the sum of its proper divisors (80583582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64529298 is a wasteful number, since it uses less digits than its factorization.

64529298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444 (or 1435 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 64529298 is about 8033.0130088280. The cubic root of 64529298 is about 401.0996781660.

The spelling of 64529298 in words is "sixty-four million, five hundred twenty-nine thousand, two hundred ninety-eight".