82276019 has 4 divisors (see below), whose sum is σ = 94029744. Its totient is φ = 70522296.

The previous prime is 82276009. The next prime is 82276027. The reversal of 82276019 is 91067228.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82276019 - 2⁴ = 82276003 is a prime.

It is a super-2 number, since 2×82276019² = 13538686604976722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82276019.

It is not an unprimeable number, because it can be changed into a prime (82276009) 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 3 ways as a sum of consecutive naturals, for example, 5876852 + ... + 5876865.

It is an arithmetic number, because the mean of its divisors is an integer number (23507436).

Almost surely, 2^82276019 is an apocalyptic number.

82276019 is a deficient number, since it is larger than the sum of its proper divisors (11753725).

82276019 is a wasteful number, since it uses less digits than its factorization.

82276019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11753724.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 82276019 is about 9070.6129340855. The cubic root of 82276019 is about 434.9350658349.

The spelling of 82276019 in words is "eighty-two million, two hundred seventy-six thousand, nineteen".