8401338 has 48 divisors (see below), whose sum is σ = 20060352. Its totient is φ = 2520000.

The previous prime is 8401321. The next prime is 8401339. The reversal of 8401338 is 8331048.

It is not an unprimeable number, because it can be changed into a prime (8401339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29758 + ... + 30038.

It is an arithmetic number, because the mean of its divisors is an integer number (417924).

Almost surely, 2^8401338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8401338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10030176).

8401338 is an abundant number, since it is smaller than the sum of its proper divisors (11659014).

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

8401338 is a wasteful number, since it uses less digits than its factorization.

8401338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 8401338 is about 2898.5061669764. The cubic root of 8401338 is about 203.2900639513.

The spelling of 8401338 in words is "eight million, four hundred one thousand, three hundred thirty-eight".