41664261 has 16 divisors (see below), whose sum is σ = 56263104. Its totient is φ = 27423744.

The previous prime is 41664251. The next prime is 41664289. The reversal of 41664261 is 16246614.

It is not a de Polignac number, because 41664261 - 2¹¹ = 41662213 is a prime.

It is a super-2 number, since 2×41664261² = 3471821289352242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41664251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131275 + ... + 131591.

It is an arithmetic number, because the mean of its divisors is an integer number (3516444).

Almost surely, 2^41664261 is an apocalyptic number.

It is an amenable number.

41664261 is a deficient number, since it is larger than the sum of its proper divisors (14598843).

41664261 is a wasteful number, since it uses less digits than its factorization.

41664261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740.

The product of its digits is 6912, while the sum is 30.

The square root of 41664261 is about 6454.7858988506. The cubic root of 41664261 is about 346.6739650625.

The spelling of 41664261 in words is "forty-one million, six hundred sixty-four thousand, two hundred sixty-one".