10640351 has 8 divisors (see below), whose sum is σ = 11403504. Its totient is φ = 9892480.

The previous prime is 10640339. The next prime is 10640353. The reversal of 10640351 is 15304601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10640351 is a prime.

It is a super-2 number, since 2×10640351² = 226434138806402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2360 + ... + 5181.

It is an arithmetic number, because the mean of its divisors is an integer number (1425438).

Almost surely, 2^10640351 is an apocalyptic number.

10640351 is a deficient number, since it is larger than the sum of its proper divisors (763153).

10640351 is an equidigital number, since it uses as much as digits as its factorization.

10640351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 10640351 is about 3261.9550885933. The cubic root of 10640351 is about 219.9473083176.

Adding to 10640351 its reverse (15304601), we get a palindrome (25944952).

The spelling of 10640351 in words is "ten million, six hundred forty thousand, three hundred fifty-one".