84476369 has 2 divisors, whose sum is σ = 84476370. Its totient is φ = 84476368.

The previous prime is 84476363. The next prime is 84476411. The reversal of 84476369 is 96367448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44622400 + 39853969 = 6680^2 + 6313^2 .

It is a cyclic number.

It is not a de Polignac number, because 84476369 - 2²⁴ = 67699153 is a prime.

It is a super-2 number, since 2×84476369² = 14272513838848322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84476363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42238184 + 42238185.

It is an arithmetic number, because the mean of its divisors is an integer number (42238185).

Almost surely, 2^84476369 is an apocalyptic number.

It is an amenable number.

84476369 is a deficient number, since it is larger than the sum of its proper divisors (1).

84476369 is an equidigital number, since it uses as much as digits as its factorization.

84476369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 84476369 is about 9191.1027085981. The cubic root of 84476369 is about 438.7782376991.

The spelling of 84476369 in words is "eighty-four million, four hundred seventy-six thousand, three hundred sixty-nine".