73680783 has 8 divisors (see below), whose sum is σ = 107172096. Its totient is φ = 44655000.

The previous prime is 73680773. The next prime is 73680787. The reversal of 73680783 is 38708637.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73680783 - 2⁴ = 73680767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73680787) 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, 1116343 + ... + 1116408.

It is an arithmetic number, because the mean of its divisors is an integer number (13396512).

Almost surely, 2^73680783 is an apocalyptic number.

73680783 is a deficient number, since it is larger than the sum of its proper divisors (33491313).

73680783 is a wasteful number, since it uses less digits than its factorization.

73680783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232765.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 73680783 is about 8583.7511031017. The cubic root of 73680783 is about 419.2290903970.

The spelling of 73680783 in words is "seventy-three million, six hundred eighty thousand, seven hundred eighty-three".