41409857 has 4 divisors (see below), whose sum is σ = 41583360. Its totient is φ = 41236356.

The previous prime is 41409847. The next prime is 41409859. The reversal of 41409857 is 75890414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41409857 - 2⁶ = 41409793 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 41409857.

It is not an unprimeable number, because it can be changed into a prime (41409859) 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, 86393 + ... + 86870.

It is an arithmetic number, because the mean of its divisors is an integer number (10395840).

Almost surely, 2^41409857 is an apocalyptic number.

It is an amenable number.

41409857 is a deficient number, since it is larger than the sum of its proper divisors (173503).

41409857 is a wasteful number, since it uses less digits than its factorization.

41409857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173502.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 41409857 is about 6435.0491062617. The cubic root of 41409857 is about 345.9669213368.

The spelling of 41409857 in words is "forty-one million, four hundred nine thousand, eight hundred fifty-seven".