10307240 has 32 divisors (see below), whose sum is σ = 23345280. Its totient is φ = 4095552.

The previous prime is 10307239. The next prime is 10307251. The reversal of 10307240 is 4270301.

It is a happy number.

It is an unprimeable number.

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, 5909 + ... + 7451.

It is an arithmetic number, because the mean of its divisors is an integer number (729540).

Almost surely, 2^10307240 is an apocalyptic number.

10307240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10307240 is an abundant number, since it is smaller than the sum of its proper divisors (13038040).

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

10307240 is a wasteful number, since it uses less digits than its factorization.

10307240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721 (or 1717 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 10307240 is about 3210.4890593179. The cubic root of 10307240 is about 217.6276785906.

Adding to 10307240 its reverse (4270301), we get a palindrome (14577541).

The spelling of 10307240 in words is "ten million, three hundred seven thousand, two hundred forty".