41641956 has 18 divisors (see below), whose sum is σ = 105261702. Its totient is φ = 13880640.

The previous prime is 41641949. The next prime is 41641961. The reversal of 41641956 is 65914614.

41641956 is a `hidden beast` number, since 4 + 1 + 641 + 9 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20848356 + 20793600 = 4566^2 + 4560^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1156721 = 41641956 / (4 + 1 + 6 + 4 + 1 + 9 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 41641956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 578325 + ... + 578396.

Almost surely, 2^41641956 is an apocalyptic number.

It is an amenable number.

41641956 is an abundant number, since it is smaller than the sum of its proper divisors (63619746).

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

41641956 is a wasteful number, since it uses less digits than its factorization.

41641956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156731 (or 1156726 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 41641956 is about 6453.0578797962. The cubic root of 41641956 is about 346.6120899454.

The spelling of 41641956 in words is "forty-one million, six hundred forty-one thousand, nine hundred fifty-six".