73772 has 6 divisors (see below), whose sum is σ = 129108. Its totient is φ = 36884.

The previous prime is 73771. The next prime is 73783. The reversal of 73772 is 27737.

It is not an unprimeable number, because it can be changed into a prime (73771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9218 + ... + 9225.

It is an arithmetic number, because the mean of its divisors is an integer number (21518).

2⁷³⁷⁷² is an apocalyptic number.

It is an amenable number.

73772 is a deficient number, since it is larger than the sum of its proper divisors (55336).

73772 is a wasteful number, since it uses less digits than its factorization.

73772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18447 (or 18445 counting only the distinct ones).

The product of its digits is 2058, while the sum is 26.

The square root of 73772 is about 271.6100145429. The cubic root of 73772 is about 41.9402021287.

The spelling of 73772 in words is "seventy-three thousand, seven hundred seventy-two", and thus it is an iban number.