84522377 has 2 divisors, whose sum is σ = 84522378. Its totient is φ = 84522376.

The previous prime is 84522371. The next prime is 84522409. The reversal of 84522377 is 77322548.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54007801 + 30514576 = 7349^2 + 5524^2 .

It is a cyclic number.

It is not a de Polignac number, because 84522377 - 2⁶ = 84522313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84522377.

It is not a weakly prime, because it can be changed into another prime (84522371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42261188 + 42261189.

It is an arithmetic number, because the mean of its divisors is an integer number (42261189).

Almost surely, 2^84522377 is an apocalyptic number.

It is an amenable number.

84522377 is a deficient number, since it is larger than the sum of its proper divisors (1).

84522377 is an equidigital number, since it uses as much as digits as its factorization.

84522377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 38.

The square root of 84522377 is about 9193.6052231973. The cubic root of 84522377 is about 438.8578798746.

The spelling of 84522377 in words is "eighty-four million, five hundred twenty-two thousand, three hundred seventy-seven".