73936768 has 32 divisors (see below), whose sum is σ = 147798000. Its totient is φ = 36842496.

The previous prime is 73936729. The next prime is 73936769. The reversal of 73936768 is 86763937.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73936769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45148 + ... + 46756.

Almost surely, 2^73936768 is an apocalyptic number.

It is an amenable number.

73936768 is a deficient number, since it is larger than the sum of its proper divisors (73861232).

73936768 is a wasteful number, since it uses less digits than its factorization.

73936768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982 (or 1970 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 49.

The square root of 73936768 is about 8598.6491962401. The cubic root of 73936768 is about 419.7140305791.

It can be divided in two parts, 7393 and 6768, that added together give a square (14161 = 119²).

The spelling of 73936768 in words is "seventy-three million, nine hundred thirty-six thousand, seven hundred sixty-eight".