83904677 has 2 divisors, whose sum is σ = 83904678. Its totient is φ = 83904676.

The previous prime is 83904649. The next prime is 83904679. The reversal of 83904677 is 77640938.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83429956 + 474721 = 9134^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 83904677 - 2¹⁴ = 83888293 is a prime.

Together with 83904679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83904679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41952338 + 41952339.

It is an arithmetic number, because the mean of its divisors is an integer number (41952339).

Almost surely, 2^83904677 is an apocalyptic number.

It is an amenable number.

83904677 is a deficient number, since it is larger than the sum of its proper divisors (1).

83904677 is an equidigital number, since it uses as much as digits as its factorization.

83904677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 83904677 is about 9159.9496177654. The cubic root of 83904677 is about 437.7861890218.

The spelling of 83904677 in words is "eighty-three million, nine hundred four thousand, six hundred seventy-seven".