10817320 has 32 divisors (see below), whose sum is σ = 25000200. Its totient is φ = 4209408.

The previous prime is 10817311. The next prime is 10817329. The reversal of 10817320 is 2371801.

It is an interprime number because it is at equal distance from previous prime (10817311) and next prime (10817329).

It can be written as a sum of positive squares in 4 ways, for example, as 10074276 + 743044 = 3174^2 + 862^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10817291 and 10817300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10817329) 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, 2175 + ... + 5134.

Almost surely, 2^10817320 is an apocalyptic number.

10817320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10817320 is an abundant number, since it is smaller than the sum of its proper divisors (14182880).

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

10817320 is a wasteful number, since it uses less digits than its factorization.

10817320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7357 (or 7353 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 10817320 is about 3288.9694434579. The cubic root of 10817320 is about 221.1599887083.

The spelling of 10817320 in words is "ten million, eight hundred seventeen thousand, three hundred twenty".