64464168 has 16 divisors (see below), whose sum is σ = 161160480. Its totient is φ = 21488048.

The previous prime is 64464161. The next prime is 64464173. The reversal of 64464168 is 86146446.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (64464161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342980 + ... + 1343027.

It is an arithmetic number, because the mean of its divisors is an integer number (10072530).

Almost surely, 2^64464168 is an apocalyptic number.

It is an amenable number.

64464168 is an abundant number, since it is smaller than the sum of its proper divisors (96696312).

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

64464168 is a wasteful number, since it uses less digits than its factorization.

64464168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686016 (or 2686012 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 64464168 is about 8028.9580893164. The cubic root of 64464168 is about 400.9646882378.

The spelling of 64464168 in words is "sixty-four million, four hundred sixty-four thousand, one hundred sixty-eight".