10505716 has 18 divisors (see below), whose sum is σ = 19909302. Its totient is φ = 4848480.

The previous prime is 10505707. The next prime is 10505731. The reversal of 10505716 is 61750501.

It can be written as a sum of positive squares in 3 ways, for example, as 240100 + 10265616 = 490^2 + 3204^2 .

It is a super-2 number, since 2×10505716² = 220740137345312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7095 + ... + 8446.

Almost surely, 2^10505716 is an apocalyptic number.

It is an amenable number.

10505716 is a deficient number, since it is larger than the sum of its proper divisors (9403586).

10505716 is a wasteful number, since it uses less digits than its factorization.

10505716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15571 (or 15556 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 10505716 is about 3241.2522271493. The cubic root of 10505716 is about 219.0156852328.

The spelling of 10505716 in words is "ten million, five hundred five thousand, seven hundred sixteen".