41091557 has 8 divisors (see below), whose sum is σ = 44786784. Its totient is φ = 37472688.

The previous prime is 41091551. The next prime is 41091581. The reversal of 41091557 is 75519014.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41091557 - 2⁶ = 41091493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41091551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17963 + ... + 20120.

It is an arithmetic number, because the mean of its divisors is an integer number (5598348).

Almost surely, 2^41091557 is an apocalyptic number.

It is an amenable number.

41091557 is a deficient number, since it is larger than the sum of its proper divisors (3695227).

41091557 is a wasteful number, since it uses less digits than its factorization.

41091557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38179.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 41091557 is about 6410.2696511145. The cubic root of 41091557 is about 345.0782067329.

The spelling of 41091557 in words is "forty-one million, ninety-one thousand, five hundred fifty-seven".