64868598 has 24 divisors (see below), whose sum is σ = 141160968. Its totient is φ = 21528672.

The previous prime is 64868597. The next prime is 64868611. The reversal of 64868598 is 89586846.

It is a happy number.

64868598 is a `hidden beast` number, since 6 + 48 + 6 + 8 + 598 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64868591) 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 in 11 ways as a sum of consecutive naturals, for example, 3540 + ... + 11927.

It is an arithmetic number, because the mean of its divisors is an integer number (5881707).

Almost surely, 2^64868598 is an apocalyptic number.

64868598 is an abundant number, since it is smaller than the sum of its proper divisors (76292370).

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

64868598 is a wasteful number, since it uses less digits than its factorization.

64868598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15708 (or 15705 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 64868598 is about 8054.1044194870. The cubic root of 64868598 is about 401.8014538968.

The spelling of 64868598 in words is "sixty-four million, eight hundred sixty-eight thousand, five hundred ninety-eight".