64535118 has 16 divisors (see below), whose sum is σ = 133234176. Its totient is φ = 20817720.

The previous prime is 64535113. The next prime is 64535161. The reversal of 64535118 is 81153546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64535113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173296 + ... + 173667.

It is an arithmetic number, because the mean of its divisors is an integer number (8327136).

Almost surely, 2^64535118 is an apocalyptic number.

64535118 is an abundant number, since it is smaller than the sum of its proper divisors (68699058).

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

64535118 is a wasteful number, since it uses less digits than its factorization.

64535118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346999.

The product of its digits is 14400, while the sum is 33.

The square root of 64535118 is about 8033.3752557689. The cubic root of 64535118 is about 401.1117364094. Note that the first 3 decimals are identical.

The spelling of 64535118 in words is "sixty-four million, five hundred thirty-five thousand, one hundred eighteen".