10506261 has 8 divisors (see below), whose sum is σ = 14387104. Its totient is φ = 6814800.

The previous prime is 10506257. The next prime is 10506263. The reversal of 10506261 is 16260501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10506261 - 2² = 10506257 is a prime.

It is a super-2 number, since 2×10506261² = 220763040400242, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10506263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47215 + ... + 47436.

It is an arithmetic number, because the mean of its divisors is an integer number (1798388).

Almost surely, 2^10506261 is an apocalyptic number.

It is an amenable number.

10506261 is a deficient number, since it is larger than the sum of its proper divisors (3880843).

10506261 is an equidigital number, since it uses as much as digits as its factorization.

10506261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94691.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 10506261 is about 3241.3362985041. The cubic root of 10506261 is about 219.0194724246.

Adding to 10506261 its reverse (16260501), we get a palindrome (26766762).

The spelling of 10506261 in words is "ten million, five hundred six thousand, two hundred sixty-one".