41899881 has 4 divisors (see below), whose sum is σ = 55866512. Its totient is φ = 27933252.

The previous prime is 41899877. The next prime is 41899919. The reversal of 41899881 is 18899814.

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 not a de Polignac number, because 41899881 - 2² = 41899877 is a prime.

It is a super-2 number, since 2×41899881² = 3511200055628322, which contains 22 as substring.

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 41899881.

It is not an unprimeable number, because it can be changed into a prime (41899801) 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, 6983311 + ... + 6983316.

It is an arithmetic number, because the mean of its divisors is an integer number (13966628).

Almost surely, 2^41899881 is an apocalyptic number.

It is an amenable number.

41899881 is a deficient number, since it is larger than the sum of its proper divisors (13966631).

41899881 is a wasteful number, since it uses less digits than its factorization.

41899881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13966630.

The product of its digits is 165888, while the sum is 48.

The square root of 41899881 is about 6473.0117410677. The cubic root of 41899881 is about 347.3262413057.

The spelling of 41899881 in words is "forty-one million, eight hundred ninety-nine thousand, eight hundred eighty-one".