10505276 has 6 divisors (see below), whose sum is σ = 18384240. Its totient is φ = 5252636.

The previous prime is 10505263. The next prime is 10505281. The reversal of 10505276 is 67250501.

It is a super-2 number, since 2×10505276² = 220721647672352, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313156 + ... + 1313163.

It is an arithmetic number, because the mean of its divisors is an integer number (3064040).

Almost surely, 2^10505276 is an apocalyptic number.

It is an amenable number.

10505276 is a deficient number, since it is larger than the sum of its proper divisors (7878964).

10505276 is a wasteful number, since it uses less digits than its factorization.

10505276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626323 (or 2626321 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 10505276 is about 3241.1843514370. The cubic root of 10505276 is about 219.0126275879.

Adding to 10505276 its reverse (67250501), we get a palindrome (77755777).

The spelling of 10505276 in words is "ten million, five hundred five thousand, two hundred seventy-six".