64073888 has 24 divisors (see below), whose sum is σ = 126328608. Its totient is φ = 31990464.

The previous prime is 64073887. The next prime is 64073951. The reversal of 64073888 is 88837046.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (64073887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35045 + ... + 36827.

It is an arithmetic number, because the mean of its divisors is an integer number (5263692).

Almost surely, 2^64073888 is an apocalyptic number.

It is an amenable number.

64073888 is a deficient number, since it is larger than the sum of its proper divisors (62254720).

64073888 is a wasteful number, since it uses less digits than its factorization.

64073888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916 (or 2908 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 64073888 is about 8004.6166678986. The cubic root of 64073888 is about 400.1538741326.

The spelling of 64073888 in words is "sixty-four million, seventy-three thousand, eight hundred eighty-eight".