41621897 has 4 divisors (see below), whose sum is σ = 41862660. Its totient is φ = 41381136.

The previous prime is 41621891. The next prime is 41621981. The reversal of 41621897 is 79812614.

41621897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 33304441 + 8317456 = 5771^2 + 2884^2 .

It is a cyclic number.

It is not a de Polignac number, because 41621897 - 2¹² = 41617801 is a prime.

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 41621897.

It is not an unprimeable number, because it can be changed into a prime (41621891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120122 + ... + 120467.

It is an arithmetic number, because the mean of its divisors is an integer number (10465665).

Almost surely, 2^41621897 is an apocalyptic number.

It is an amenable number.

41621897 is a deficient number, since it is larger than the sum of its proper divisors (240763).

41621897 is a wasteful number, since it uses less digits than its factorization.

41621897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240762.

The product of its digits is 24192, while the sum is 38.

The square root of 41621897 is about 6451.5034681848. The cubic root of 41621897 is about 346.5564264652.

The spelling of 41621897 in words is "forty-one million, six hundred twenty-one thousand, eight hundred ninety-seven".