10616291 has 24 divisors (see below), whose sum is σ = 13242240. Its totient is φ = 8467200.

The previous prime is 10616261. The next prime is 10616293. The reversal of 10616291 is 19261601.

It is a de Polignac number, because none of the positive numbers 2^k-10616291 is a prime.

It is a super-2 number, since 2×10616291² = 225411269193362, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10616291.

It is not an unprimeable number, because it can be changed into a prime (10616293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43931 + ... + 44171.

It is an arithmetic number, because the mean of its divisors is an integer number (551760).

Almost surely, 2^10616291 is an apocalyptic number.

10616291 is a deficient number, since it is larger than the sum of its proper divisors (2625949).

10616291 is a wasteful number, since it uses less digits than its factorization.

10616291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 10616291 is about 3258.2650291221. The cubic root of 10616291 is about 219.7814013230.

Adding to 10616291 its reverse (19261601), we get a palindrome (29877892).

The spelling of 10616291 in words is "ten million, six hundred sixteen thousand, two hundred ninety-one".