64695468 has 36 divisors (see below), whose sum is σ = 153370392. Its totient is φ = 21225600.

The previous prime is 64695439. The next prime is 64695469. The reversal of 64695468 is 86459646.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64695469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53268 + ... + 54468.

Almost surely, 2^64695468 is an apocalyptic number.

It is an amenable number.

64695468 is an abundant number, since it is smaller than the sum of its proper divisors (88674924).

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

64695468 is a wasteful number, since it uses less digits than its factorization.

64695468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342 (or 1273 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 64695468 is about 8043.3493023740. The cubic root of 64695468 is about 401.4436749050.

The spelling of 64695468 in words is "sixty-four million, six hundred ninety-five thousand, four hundred sixty-eight".