10216340 has 12 divisors (see below), whose sum is σ = 21454356. Its totient is φ = 4086528.

The previous prime is 10216309. The next prime is 10216373. The reversal of 10216340 is 4361201.

It can be written as a sum of positive squares in 2 ways, for example, as 1898884 + 8317456 = 1378^2 + 2884^2 .

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 3 ways as a sum of consecutive naturals, for example, 255389 + ... + 255428.

It is an arithmetic number, because the mean of its divisors is an integer number (1787863).

Almost surely, 2^10216340 is an apocalyptic number.

10216340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10216340 is an abundant number, since it is smaller than the sum of its proper divisors (11238016).

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

10216340 is a wasteful number, since it uses less digits than its factorization.

10216340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510826 (or 510824 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 10216340 is about 3196.3009870787. The cubic root of 10216340 is about 216.9860326403.

Adding to 10216340 its reverse (4361201), we get a palindrome (14577541).

The spelling of 10216340 in words is "ten million, two hundred sixteen thousand, three hundred forty".