82053785 has 16 divisors (see below), whose sum is σ = 108198720. Its totient is φ = 59240640.

The previous prime is 82053773. The next prime is 82053841. The reversal of 82053785 is 58735028.

It is not a de Polignac number, because 82053785 - 2⁶ = 82053721 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279 + ... + 13011.

It is an arithmetic number, because the mean of its divisors is an integer number (6762420).

Almost surely, 2^82053785 is an apocalyptic number.

It is an amenable number.

82053785 is a deficient number, since it is larger than the sum of its proper divisors (26144935).

82053785 is a wasteful number, since it uses less digits than its factorization.

82053785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10888.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 82053785 is about 9058.3544311315. The cubic root of 82053785 is about 434.5431147828.

The spelling of 82053785 in words is "eighty-two million, fifty-three thousand, seven hundred eighty-five".