41945000 has 40 divisors (see below), whose sum is σ = 98288850. Its totient is φ = 16776000.

The previous prime is 41944993. The next prime is 41945039. The reversal of 41945000 is 54914.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 4024036 + 37920964 = 2006^2 + 6158^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 806 + ... + 9194.

Almost surely, 2^41945000 is an apocalyptic number.

41945000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41945000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49144425).

41945000 is an abundant number, since it is smaller than the sum of its proper divisors (56343850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41945000 is an equidigital number, since it uses as much as digits as its factorization.

41945000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8415 (or 8396 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 41945000 is about 6476.4959661842. The cubic root of 41945000 is about 347.4508668867.

Adding to 41945000 its reverse (54914), we get a palindrome (41999914).

The spelling of 41945000 in words is "forty-one million, nine hundred forty-five thousand".