82227823 has 2 divisors, whose sum is σ = 82227824. Its totient is φ = 82227822.

The previous prime is 82227809. The next prime is 82227881. The reversal of 82227823 is 32872228.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82227823 is a prime.

It is a super-2 number, since 2×82227823² = 13522829750638658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82227883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41113911 + 41113912.

It is an arithmetic number, because the mean of its divisors is an integer number (41113912).

Almost surely, 2^82227823 is an apocalyptic number.

82227823 is a deficient number, since it is larger than the sum of its proper divisors (1).

82227823 is an equidigital number, since it uses as much as digits as its factorization.

82227823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 34.

The square root of 82227823 is about 9067.9558335934. The cubic root of 82227823 is about 434.8501232027.

The spelling of 82227823 in words is "eighty-two million, two hundred twenty-seven thousand, eight hundred twenty-three".