84275923 has 2 divisors, whose sum is σ = 84275924. Its totient is φ = 84275922.

The previous prime is 84275921. The next prime is 84275927. The reversal of 84275923 is 32957248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84275923 - 2¹ = 84275921 is a prime.

Together with 84275921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (84275921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42137961 + 42137962.

It is an arithmetic number, because the mean of its divisors is an integer number (42137962).

Almost surely, 2^84275923 is an apocalyptic number.

84275923 is a deficient number, since it is larger than the sum of its proper divisors (1).

84275923 is an equidigital number, since it uses as much as digits as its factorization.

84275923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 84275923 is about 9180.1918825262. The cubic root of 84275923 is about 438.4309176957.

The spelling of 84275923 in words is "eighty-four million, two hundred seventy-five thousand, nine hundred twenty-three".