41994644 has 12 divisors (see below), whose sum is σ = 73654644. Its totient is φ = 20950464.

The previous prime is 41994569. The next prime is 41994647. The reversal of 41994644 is 44649914.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30691600 + 11303044 = 5540^2 + 3362^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41994647) 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, 9659 + ... + 13314.

It is an arithmetic number, because the mean of its divisors is an integer number (6137887).

Almost surely, 2^41994644 is an apocalyptic number.

It is an amenable number.

41994644 is a deficient number, since it is larger than the sum of its proper divisors (31660000).

41994644 is a wasteful number, since it uses less digits than its factorization.

41994644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23434 (or 23432 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 41994644 is about 6480.3274608618. The cubic root of 41994644 is about 347.5878879885.

The spelling of 41994644 in words is "forty-one million, nine hundred ninety-four thousand, six hundred forty-four".