10120340 has 24 divisors (see below), whose sum is σ = 21555072. Its totient is φ = 3990560.

The previous prime is 10120339. The next prime is 10120343. The reversal of 10120340 is 4302101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120343) 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 7 ways as a sum of consecutive naturals, for example, 2144 + ... + 4983.

It is an arithmetic number, because the mean of its divisors is an integer number (898128).

Almost surely, 2^10120340 is an apocalyptic number.

10120340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10120340 is an abundant number, since it is smaller than the sum of its proper divisors (11434732).

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

10120340 is a wasteful number, since it uses less digits than its factorization.

10120340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7207 (or 7205 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10120340 is about 3181.2481827107. The cubic root of 10120340 is about 216.3042409073.

Adding to 10120340 its reverse (4302101), we get a palindrome (14422441).

The spelling of 10120340 in words is "ten million, one hundred twenty thousand, three hundred forty".