82235019 has 4 divisors (see below), whose sum is σ = 109646696. Its totient is φ = 54823344.

The previous prime is 82235017. The next prime is 82235029. The reversal of 82235019 is 91053228.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82235019 - 2¹ = 82235017 is a prime.

It is a super-2 number, since 2×82235019² = 13525196699860722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82235017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13705834 + ... + 13705839.

It is an arithmetic number, because the mean of its divisors is an integer number (27411674).

Almost surely, 2^82235019 is an apocalyptic number.

82235019 is a deficient number, since it is larger than the sum of its proper divisors (27411677).

82235019 is a wasteful number, since it uses less digits than its factorization.

82235019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27411676.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 82235019 is about 9068.3526067307. The cubic root of 82235019 is about 434.8628078395.

The spelling of 82235019 in words is "eighty-two million, two hundred thirty-five thousand, nineteen".