8470348877 has 4 divisors (see below), whose sum is σ = 8471565756. Its totient is φ = 8469132000.

The previous prime is 8470348849. The next prime is 8470348933. The reversal of 8470348877 is 7788430748.

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 3487965481 + 4982383396 = 59059^2 + 70586^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8470348877 is a prime.

It is a super-2 number, since 2×8470348877² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8470348177) 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 3 ways as a sum of consecutive naturals, for example, 597938 + ... + 611939.

It is an arithmetic number, because the mean of its divisors is an integer number (2117891439).

Almost surely, 2^8470348877 is an apocalyptic number.

It is an amenable number.

8470348877 is a deficient number, since it is larger than the sum of its proper divisors (1216879).

8470348877 is a wasteful number, since it uses less digits than its factorization.

8470348877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216878.

The product of its (nonzero) digits is 8429568, while the sum is 56.

The square root of 8470348877 is about 92034.4982981925. The cubic root of 8470348877 is about 2038.4517341321.

The spelling of 8470348877 in words is "eight billion, four hundred seventy million, three hundred forty-eight thousand, eight hundred seventy-seven".