82622893 has 2 divisors, whose sum is σ = 82622894. Its totient is φ = 82622892.

The previous prime is 82622863. The next prime is 82622921. The reversal of 82622893 is 39822628.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61121124 + 21501769 = 7818^2 + 4637^2 .

It is a cyclic number.

It is not a de Polignac number, because 82622893 - 2²¹ = 80525741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82622863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41311446 + 41311447.

It is an arithmetic number, because the mean of its divisors is an integer number (41311447).

Almost surely, 2^82622893 is an apocalyptic number.

It is an amenable number.

82622893 is a deficient number, since it is larger than the sum of its proper divisors (1).

82622893 is an equidigital number, since it uses as much as digits as its factorization.

82622893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 40.

The square root of 82622893 is about 9089.7135818462. The cubic root of 82622893 is about 435.5454346266.

The spelling of 82622893 in words is "eighty-two million, six hundred twenty-two thousand, eight hundred ninety-three".