8340388 has 24 divisors (see below), whose sum is σ = 17024000. Its totient is φ = 3573864.

The previous prime is 8340349. The next prime is 8340401. The reversal of 8340388 is 8830438.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1668 + ... + 4411.

Almost surely, 2^8340388 is an apocalyptic number.

It is an amenable number.

8340388 is an abundant number, since it is smaller than the sum of its proper divisors (8683612).

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

8340388 is a wasteful number, since it uses less digits than its factorization.

8340388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104 (or 6088 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 8340388 is about 2887.9729915635. The cubic root of 8340388 is about 202.7972609262.

The spelling of 8340388 in words is "eight million, three hundred forty thousand, three hundred eighty-eight".