10640335 has 4 divisors (see below), whose sum is σ = 12768408. Its totient is φ = 8512264.

The previous prime is 10640327. The next prime is 10640339. The reversal of 10640335 is 53304601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10640335 - 2³ = 10640327 is a prime.

It is a super-2 number, since 2×10640335² = 226433457824450, 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 (10640339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064029 + ... + 1064038.

It is an arithmetic number, because the mean of its divisors is an integer number (3192102).

Almost surely, 2^10640335 is an apocalyptic number.

10640335 is a deficient number, since it is larger than the sum of its proper divisors (2128073).

10640335 is an equidigital number, since it uses as much as digits as its factorization.

10640335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128072.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 10640335 is about 3261.9526360755. The cubic root of 10640335 is about 219.9471980719.

Adding to 10640335 its reverse (53304601), we get a palindrome (63944936).

The spelling of 10640335 in words is "ten million, six hundred forty thousand, three hundred thirty-five".