10640560 has 40 divisors (see below), whose sum is σ = 28274976. Its totient is φ = 3648000.

The previous prime is 10640543. The next prime is 10640569. The reversal of 10640560 is 6504601.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×10640560² = 226443034227200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10640569) 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, 8941 + ... + 10060.

Almost surely, 2^10640560 is an apocalyptic number.

10640560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10640560 is an abundant number, since it is smaller than the sum of its proper divisors (17634416).

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

10640560 is a wasteful number, since it uses less digits than its factorization.

10640560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19021 (or 19015 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 10640560 is about 3261.9871244381. The cubic root of 10640560 is about 219.9487483918.

The spelling of 10640560 in words is "ten million, six hundred forty thousand, five hundred sixty".