41072665 has 4 divisors (see below), whose sum is σ = 49287204. Its totient is φ = 32858128.

The previous prime is 41072659. The next prime is 41072683. The reversal of 41072665 is 56627014.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14167696 + 26904969 = 3764^2 + 5187^2 .

It is a cyclic number.

It is not a de Polignac number, because 41072665 - 2¹³ = 41064473 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4107262 + ... + 4107271.

It is an arithmetic number, because the mean of its divisors is an integer number (12321801).

Almost surely, 2^41072665 is an apocalyptic number.

It is an amenable number.

41072665 is a deficient number, since it is larger than the sum of its proper divisors (8214539).

41072665 is an equidigital number, since it uses as much as digits as its factorization.

41072665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8214538.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 41072665 is about 6408.7959087492. The cubic root of 41072665 is about 345.0253149526.

Adding to 41072665 its reverse (56627014), we get a palindrome (97699679).

The spelling of 41072665 in words is "forty-one million, seventy-two thousand, six hundred sixty-five".