82501773 has 16 divisors (see below), whose sum is σ = 111788160. Its totient is φ = 54115776.

The previous prime is 82501763. The next prime is 82501777. The reversal of 82501773 is 37710528.

It is a de Polignac number, because none of the positive numbers 2^k-82501773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82501777) 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 15 ways as a sum of consecutive naturals, for example, 50536 + ... + 52142.

It is an arithmetic number, because the mean of its divisors is an integer number (6986760).

Almost surely, 2^82501773 is an apocalyptic number.

It is an amenable number.

82501773 is a deficient number, since it is larger than the sum of its proper divisors (29286387).

82501773 is a wasteful number, since it uses less digits than its factorization.

82501773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 82501773 is about 9083.0486622059. The cubic root of 82501773 is about 435.3325030778.

The spelling of 82501773 in words is "eighty-two million, five hundred one thousand, seven hundred seventy-three".