8404377173 has 8 divisors (see below), whose sum is σ = 8669223480. Its totient is φ = 8141515200.

The previous prime is 8404377127. The next prime is 8404377187. The reversal of 8404377173 is 3717734048.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5704327729 + 2700049444 = 75527^2 + 51962^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8404377173 - 2¹⁸ = 8404115029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8404370173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487478 + ... + 504423.

It is an arithmetic number, because the mean of its divisors is an integer number (1083652935).

Almost surely, 2^8404377173 is an apocalyptic number.

It is an amenable number.

8404377173 is a deficient number, since it is larger than the sum of its proper divisors (264846307).

8404377173 is a wasteful number, since it uses less digits than its factorization.

8404377173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992167.

The product of its (nonzero) digits is 395136, while the sum is 44.

The square root of 8404377173 is about 91675.3902255125. The cubic root of 8404377173 is about 2033.1457430063.

The spelling of 8404377173 in words is "eight billion, four hundred four million, three hundred seventy-seven thousand, one hundred seventy-three".