73448864 has 24 divisors (see below), whose sum is σ = 147057120. Its totient is φ = 36101056.

The previous prime is 73448833. The next prime is 73448897. The reversal of 73448864 is 46884437.

It is an unprimeable number.

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, 17564 + ... + 21339.

It is an arithmetic number, because the mean of its divisors is an integer number (6127380).

Almost surely, 2^73448864 is an apocalyptic number.

It is an amenable number.

73448864 is an abundant number, since it is smaller than the sum of its proper divisors (73608256).

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

73448864 is a wasteful number, since it uses less digits than its factorization.

73448864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38972 (or 38964 counting only the distinct ones).

The product of its digits is 516096, while the sum is 44.

The square root of 73448864 is about 8570.2312687582. The cubic root of 73448864 is about 418.7887703317.

The spelling of 73448864 in words is "seventy-three million, four hundred forty-eight thousand, eight hundred sixty-four".