41931899 has 4 divisors (see below), whose sum is σ = 42056664. Its totient is φ = 41807136.

The previous prime is 41931893. The next prime is 41931919. The reversal of 41931899 is 99813914.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99813914 = 2 ⋅49906957.

It is a cyclic number.

It is not a de Polignac number, because 41931899 - 2²⁴ = 25154683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41931893) 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, 61877 + ... + 62550.

It is an arithmetic number, because the mean of its divisors is an integer number (10514166).

Almost surely, 2^41931899 is an apocalyptic number.

41931899 is a deficient number, since it is larger than the sum of its proper divisors (124765).

41931899 is a wasteful number, since it uses less digits than its factorization.

41931899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124764.

The product of its digits is 69984, while the sum is 44.

The square root of 41931899 is about 6475.4844606408. The cubic root of 41931899 is about 347.4146891317.

The spelling of 41931899 in words is "forty-one million, nine hundred thirty-one thousand, eight hundred ninety-nine".