64385298 has 12 divisors (see below), whose sum is σ = 139501518. Its totient is φ = 21461760.

The previous prime is 64385261. The next prime is 64385329. The reversal of 64385298 is 89258346.

64385298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 59861169 + 4524129 = 7737^2 + 2127^2 .

It is a super-3 number, since 3×64385298³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1788463 + ... + 1788498.

Almost surely, 2^64385298 is an apocalyptic number.

64385298 is an abundant number, since it is smaller than the sum of its proper divisors (75116220).

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

64385298 is a wasteful number, since it uses less digits than its factorization.

64385298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3576969 (or 3576966 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 64385298 is about 8024.0449899038. The cubic root of 64385298 is about 400.8010986978.

The spelling of 64385298 in words is "sixty-four million, three hundred eighty-five thousand, two hundred ninety-eight".