82750653 has 20 divisors (see below), whose sum is σ = 123884640. Its totient is φ = 55046952.

The previous prime is 82750651. The next prime is 82750721. The reversal of 82750653 is 35605728.

It is not a de Polignac number, because 82750653 - 2¹ = 82750651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82750651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51618 + ... + 53196.

It is an arithmetic number, because the mean of its divisors is an integer number (6194232).

Almost surely, 2^82750653 is an apocalyptic number.

It is an amenable number.

82750653 is a deficient number, since it is larger than the sum of its proper divisors (41133987).

82750653 is a wasteful number, since it uses less digits than its factorization.

82750653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238 (or 2229 counting only the distinct ones).

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

The square root of 82750653 is about 9096.7385913854. The cubic root of 82750653 is about 435.7698140362.

The spelling of 82750653 in words is "eighty-two million, seven hundred fifty thousand, six hundred fifty-three".