41197993 has 4 divisors (see below), whose sum is σ = 41214420. Its totient is φ = 41181568.

The previous prime is 41197969. The next prime is 41198041. The reversal of 41197993 is 39979114.

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 26081449 + 15116544 = 5107^2 + 3888^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41197993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41197943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3580 + ... + 9757.

It is an arithmetic number, because the mean of its divisors is an integer number (10303605).

Almost surely, 2^41197993 is an apocalyptic number.

It is an amenable number.

41197993 is a deficient number, since it is larger than the sum of its proper divisors (16427).

41197993 is a wasteful number, since it uses less digits than its factorization.

41197993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16426.

The product of its digits is 61236, while the sum is 43.

The square root of 41197993 is about 6418.5662729304. The cubic root of 41197993 is about 345.3758921981.

The spelling of 41197993 in words is "forty-one million, one hundred ninety-seven thousand, nine hundred ninety-three".