10640465 has 8 divisors (see below), whose sum is σ = 13929408. Its totient is φ = 7738480.

The previous prime is 10640449. The next prime is 10640489. The reversal of 10640465 is 56404601.

It is a happy number.

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

It is not a de Polignac number, because 10640465 - 2⁴ = 10640449 is a prime.

It is a super-2 number, since 2×10640465² = 226438990832450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96677 + ... + 96786.

It is an arithmetic number, because the mean of its divisors is an integer number (1741176).

Almost surely, 2^10640465 is an apocalyptic number.

It is an amenable number.

10640465 is a deficient number, since it is larger than the sum of its proper divisors (3288943).

10640465 is a wasteful number, since it uses less digits than its factorization.

10640465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193479.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 10640465 is about 3261.9725627295. The cubic root of 10640465 is about 219.9480938150.

The spelling of 10640465 in words is "ten million, six hundred forty thousand, four hundred sixty-five".