99941644 has 36 divisors (see below), whose sum is σ = 198474304. Its totient is φ = 43956000.

The previous prime is 99941629. The next prime is 99941663. The reversal of 99941644 is 44614999.

It is a junction number, because it is equal to n+sod(n) for n = 99941594 and 99941603.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11674 + ... + 18334.

Almost surely, 2^99941644 is an apocalyptic number.

It is an amenable number.

99941644 is a deficient number, since it is larger than the sum of its proper divisors (98532660).

99941644 is a wasteful number, since it uses less digits than its factorization.

99941644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718 (or 6705 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 99941644 is about 9997.0817741979. The cubic root of 99941644 is about 464.0685776067.

The spelling of 99941644 in words is "ninety-nine million, nine hundred forty-one thousand, six hundred forty-four".