82001235 has 16 divisors (see below), whose sum is σ = 131636736. Its totient is φ = 43589088.

The previous prime is 82001221. The next prime is 82001239. The reversal of 82001235 is 53210028.

It is not a de Polignac number, because 82001235 - 2⁴ = 82001219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82001239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4299 + ... + 13508.

It is an arithmetic number, because the mean of its divisors is an integer number (8227296).

Almost surely, 2^82001235 is an apocalyptic number.

82001235 is a deficient number, since it is larger than the sum of its proper divisors (49635501).

82001235 is a wasteful number, since it uses less digits than its factorization.

82001235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18122.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 82001235 is about 9055.4533293480. The cubic root of 82001235 is about 434.4503296369.

The spelling of 82001235 in words is "eighty-two million, one thousand, two hundred thirty-five".