8348640 has 48 divisors (see below), whose sum is σ = 26299728. Its totient is φ = 2226176.

The previous prime is 8348633. The next prime is 8348651. The reversal of 8348640 is 468438.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8217 + ... + 9176.

It is an arithmetic number, because the mean of its divisors is an integer number (547911).

Almost surely, 2^8348640 is an apocalyptic number.

8348640 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8348640 is an abundant number, since it is smaller than the sum of its proper divisors (17951088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8348640 is a wasteful number, since it uses less digits than its factorization.

8348640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17411 (or 17403 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 8348640 is about 2889.4013220735. The cubic root of 8348640 is about 202.8641215800.

The spelling of 8348640 in words is "eight million, three hundred forty-eight thousand, six hundred forty".