104206369 has 4 divisors (see below), whose sum is σ = 104234644. Its totient is φ = 104178096.

The previous prime is 104206363. The next prime is 104206381. The reversal of 104206369 is 963602401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91872225 + 12334144 = 9585^2 + 3512^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104206369 is a prime.

It is a super-2 number, since 2×104206369² = 21717934680328322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104206369.

It is not an unprimeable number, because it can be changed into a prime (104206363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7602 + ... + 16315.

It is an arithmetic number, because the mean of its divisors is an integer number (26058661).

Almost surely, 2^104206369 is an apocalyptic number.

It is an amenable number.

104206369 is a deficient number, since it is larger than the sum of its proper divisors (28275).

104206369 is an equidigital number, since it uses as much as digits as its factorization.

104206369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28274.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 104206369 is about 10208.1520854658. The cubic root of 104206369 is about 470.5777849692.

The spelling of 104206369 in words is "one hundred four million, two hundred six thousand, three hundred sixty-nine".