82765503 has 16 divisors (see below), whose sum is σ = 129828960. Its totient is φ = 51931008.

The previous prime is 82765499. The next prime is 82765531. The reversal of 82765503 is 30556728.

82765503 is a `hidden beast` number, since 82 + 76 + 5 + 503 = 666.

It is not a de Polignac number, because 82765503 - 2² = 82765499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82765003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89700 + ... + 90617.

It is an arithmetic number, because the mean of its divisors is an integer number (8114310).

Almost surely, 2^82765503 is an apocalyptic number.

82765503 is a deficient number, since it is larger than the sum of its proper divisors (47063457).

82765503 is a wasteful number, since it uses less digits than its factorization.

82765503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180343 (or 180337 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 82765503 is about 9097.5547813685. The cubic root of 82765503 is about 435.7958794687.

The spelling of 82765503 in words is "eighty-two million, seven hundred sixty-five thousand, five hundred three".