10340440 has 64 divisors (see below), whose sum is σ = 25816320. Its totient is φ = 3696000.

The previous prime is 10340419. The next prime is 10340441. The reversal of 10340440 is 4404301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10340441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31075 + ... + 31405.

It is an arithmetic number, because the mean of its divisors is an integer number (403380).

Almost surely, 2^10340440 is an apocalyptic number.

10340440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10340440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12908160).

10340440 is an abundant number, since it is smaller than the sum of its proper divisors (15475880).

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

10340440 is a wasteful number, since it uses less digits than its factorization.

10340440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 10340440 is about 3215.6554541804. The cubic root of 10340440 is about 217.8610904187.

Adding to 10340440 its reverse (4404301), we get a palindrome (14744741).

The spelling of 10340440 in words is "ten million, three hundred forty thousand, four hundred forty".