73195988 has 24 divisors (see below), whose sum is σ = 132257664. Its totient is φ = 35422400.

The previous prime is 73195987. The next prime is 73196077. The reversal of 73195988 is 88959137.

It is a super-2 number, since 2×73195988² = 10715305318592288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73195987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19781 + ... + 23187.

It is an arithmetic number, because the mean of its divisors is an integer number (5510736).

Almost surely, 2^73195988 is an apocalyptic number.

It is an amenable number.

73195988 is a deficient number, since it is larger than the sum of its proper divisors (59061676).

73195988 is a wasteful number, since it uses less digits than its factorization.

73195988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3581 counting only the distinct ones).

The product of its digits is 544320, while the sum is 50.

The square root of 73195988 is about 8555.4653876922. The cubic root of 73195988 is about 418.3076038347.

The spelling of 73195988 in words is "seventy-three million, one hundred ninety-five thousand, nine hundred eighty-eight".