41897643 has 4 divisors (see below), whose sum is σ = 55863528. Its totient is φ = 27931760.

The previous prime is 41897629. The next prime is 41897657. The reversal of 41897643 is 34679814.

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

It is an interprime number because it is at equal distance from previous prime (41897629) and next prime (41897657).

It is a cyclic number.

It is not a de Polignac number, because 41897643 - 2⁹ = 41897131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41897595 and 41897604.

It is not an unprimeable number, because it can be changed into a prime (41897623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6982938 + ... + 6982943.

It is an arithmetic number, because the mean of its divisors is an integer number (13965882).

Almost surely, 2^41897643 is an apocalyptic number.

41897643 is a deficient number, since it is larger than the sum of its proper divisors (13965885).

41897643 is a wasteful number, since it uses less digits than its factorization.

41897643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13965884.

The product of its digits is 145152, while the sum is 42.

The square root of 41897643 is about 6472.8388671432. The cubic root of 41897643 is about 347.3200572788.

The spelling of 41897643 in words is "forty-one million, eight hundred ninety-seven thousand, six hundred forty-three".