82904377 has 2 divisors, whose sum is σ = 82904378. Its totient is φ = 82904376.

The previous prime is 82904363. The next prime is 82904389. The reversal of 82904377 is 77340928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82828201 + 76176 = 9101^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 82904377 - 2⁷ = 82904249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82904347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41452188 + 41452189.

It is an arithmetic number, because the mean of its divisors is an integer number (41452189).

Almost surely, 2^82904377 is an apocalyptic number.

It is an amenable number.

82904377 is a deficient number, since it is larger than the sum of its proper divisors (1).

82904377 is an equidigital number, since it uses as much as digits as its factorization.

82904377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 82904377 is about 9105.1840728236. The cubic root of 82904377 is about 436.0394869969.

The spelling of 82904377 in words is "eighty-two million, nine hundred four thousand, three hundred seventy-seven".