40998841 has 16 divisors (see below), whose sum is σ = 45345664. Its totient is φ = 36837504.

The previous prime is 40998821. The next prime is 40998851. The reversal of 40998841 is 14889904.

It is a cyclic number.

It is not a de Polignac number, because 40998841 - 2¹¹ = 40996793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40998821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89485 + ... + 89941.

It is an arithmetic number, because the mean of its divisors is an integer number (2834104).

Almost surely, 2^40998841 is an apocalyptic number.

It is an amenable number.

40998841 is a deficient number, since it is larger than the sum of its proper divisors (4346823).

40998841 is a wasteful number, since it uses less digits than its factorization.

40998841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 40998841 is about 6403.0337340982. The cubic root of 40998841 is about 344.8184748339.

The spelling of 40998841 in words is "forty million, nine hundred ninety-eight thousand, eight hundred forty-one".