41851381 has 8 divisors (see below), whose sum is σ = 49168224. Its totient is φ = 35119920.

The previous prime is 41851361. The next prime is 41851387. The reversal of 41851381 is 18315814.

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

It is not a de Polignac number, because 41851381 - 2⁷ = 41851253 is a prime.

It is a super-2 number, since 2×41851381² = 3503076183214322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41851387) 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 7 ways as a sum of consecutive naturals, for example, 146191 + ... + 146476.

It is an arithmetic number, because the mean of its divisors is an integer number (6146028).

Almost surely, 2^41851381 is an apocalyptic number.

It is an amenable number.

41851381 is a deficient number, since it is larger than the sum of its proper divisors (7316843).

41851381 is a wasteful number, since it uses less digits than its factorization.

41851381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292691.

The product of its digits is 3840, while the sum is 31.

The square root of 41851381 is about 6469.2643322097. The cubic root of 41851381 is about 347.1921770705.

The spelling of 41851381 in words is "forty-one million, eight hundred fifty-one thousand, three hundred eighty-one".