41398644 has 48 divisors (see below), whose sum is σ = 116211200. Its totient is φ = 11205216.

The previous prime is 41398639. The next prime is 41398661. The reversal of 41398644 is 44689314.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11374 + ... + 14565.

Almost surely, 2^41398644 is an apocalyptic number.

It is an amenable number.

41398644 is an abundant number, since it is smaller than the sum of its proper divisors (74812556).

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

41398644 is a wasteful number, since it uses less digits than its factorization.

41398644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25972 (or 25970 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 41398644 is about 6434.1778029520. The cubic root of 41398644 is about 345.9356914351.

The spelling of 41398644 in words is "forty-one million, three hundred ninety-eight thousand, six hundred forty-four".