8420008346 has 16 divisors (see below), whose sum is σ = 13545597600. Its totient is φ = 3913170768.

The previous prime is 8420008343. The next prime is 8420008349. The reversal of 8420008346 is 6438000248.

It is an interprime number because it is at equal distance from previous prime (8420008343) and next prime (8420008349).

It is not an unprimeable number, because it can be changed into a prime (8420008343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2088356 + ... + 2092383.

It is an arithmetic number, because the mean of its divisors is an integer number (846599850).

Almost surely, 2^8420008346 is an apocalyptic number.

8420008346 is a deficient number, since it is larger than the sum of its proper divisors (5125589254).

8420008346 is a wasteful number, since it uses less digits than its factorization.

8420008346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180813.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 8420008346 is about 91760.6034526801. The cubic root of 8420008346 is about 2034.4054346274.

The spelling of 8420008346 in words is "eight billion, four hundred twenty million, eight thousand, three hundred forty-six".