8413400 has 96 divisors (see below), whose sum is σ = 21427200. Its totient is φ = 3062400.

The previous prime is 8413373. The next prime is 8413403. The reversal of 8413400 is 43148.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8413403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142571 + ... + 142629.

It is an arithmetic number, because the mean of its divisors is an integer number (223200).

Almost surely, 2^8413400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8413400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10713600).

8413400 is an abundant number, since it is smaller than the sum of its proper divisors (13013800).

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

8413400 is a wasteful number, since it uses less digits than its factorization.

8413400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 8413400 is about 2900.5861476605. The cubic root of 8413400 is about 203.3873068817.

Adding to 8413400 its reverse (43148), we get a palindrome (8456548).

The spelling of 8413400 in words is "eight million, four hundred thirteen thousand, four hundred".