10326261 has 12 divisors (see below), whose sum is σ = 15134336. Its totient is φ = 6258120.

The previous prime is 10326247. The next prime is 10326271. The reversal of 10326261 is 16262301.

It is a happy number.

It is not a de Polignac number, because 10326261 - 2¹⁹ = 9801973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10326271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13861 + ... + 14586.

Almost surely, 2^10326261 is an apocalyptic number.

10326261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10326261 is a deficient number, since it is larger than the sum of its proper divisors (4808075).

10326261 is a wasteful number, since it uses less digits than its factorization.

10326261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28472 (or 28461 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 10326261 is about 3213.4500151706. The cubic root of 10326261 is about 217.7614665020.

Subtracting from 10326261 its sum of digits (21), we obtain a triangular number (10326240 = T₄₅₄₄).

Adding to 10326261 its reverse (16262301), we get a palindrome (26588562).

The spelling of 10326261 in words is "ten million, three hundred twenty-six thousand, two hundred sixty-one".