41366261 has 6 divisors (see below), whose sum is σ = 41685462. Its totient is φ = 41049480.

The previous prime is 41366243. The next prime is 41366279. The reversal of 41366261 is 16266314.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (41366243) and next prime (41366279).

It can be written as a sum of positive squares in only one way, i.e., 40883236 + 483025 = 6394^2 + 695^2 .

It is not a de Polignac number, because 41366261 - 2¹⁸ = 41104117 is a prime.

It is a super-2 number, since 2×41366261² = 3422335098240242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41366461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18251 + ... + 20391.

It is an arithmetic number, because the mean of its divisors is an integer number (6947577).

Almost surely, 2^41366261 is an apocalyptic number.

It is an amenable number.

41366261 is a deficient number, since it is larger than the sum of its proper divisors (319201).

41366261 is an equidigital number, since it uses as much as digits as its factorization.

41366261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2280 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 41366261 is about 6431.6608275002. The cubic root of 41366261 is about 345.8454682086.

The spelling of 41366261 in words is "forty-one million, three hundred sixty-six thousand, two hundred sixty-one".