64648058 has 8 divisors (see below), whose sum is σ = 97260852. Its totient is φ = 32227776.

The previous prime is 64648057. The next prime is 64648081. The reversal of 64648058 is 85084646.

It can be written as a sum of positive squares in 2 ways, for example, as 64272289 + 375769 = 8017^2 + 613^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×64648058³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (64648057) 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 3 ways as a sum of consecutive naturals, for example, 47285 + ... + 48632.

Almost surely, 2^64648058 is an apocalyptic number.

64648058 is a deficient number, since it is larger than the sum of its proper divisors (32612794).

64648058 is a wasteful number, since it uses less digits than its factorization.

64648058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96256.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 64648058 is about 8040.4016068851. The cubic root of 64648058 is about 401.3455892317.

The spelling of 64648058 in words is "sixty-four million, six hundred forty-eight thousand, fifty-eight".