73127968 has 12 divisors (see below), whose sum is σ = 143970750. Its totient is φ = 36563968.

The previous prime is 73127953. The next prime is 73127981. The reversal of 73127968 is 86972137.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60652944 + 12475024 = 7788^2 + 3532^2 .

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 as a sum of consecutive naturals, namely, 1142593 + ... + 1142656.

Almost surely, 2^73127968 is an apocalyptic number.

It is an amenable number.

73127968 is a deficient number, since it is larger than the sum of its proper divisors (70842782).

73127968 is a wasteful number, since it uses less digits than its factorization.

73127968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285259 (or 2285251 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 73127968 is about 8551.4892270294. The cubic root of 73127968 is about 418.1779878895.

The spelling of 73127968 in words is "seventy-three million, one hundred twenty-seven thousand, nine hundred sixty-eight".