41800999 has 4 divisors (see below), whose sum is σ = 41999320. Its totient is φ = 41602680.

The previous prime is 41800987. The next prime is 41801021. The reversal of 41800999 is 99900814.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41800999 - 2¹⁵ = 41768231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41800939) 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, 98844 + ... + 99265.

It is an arithmetic number, because the mean of its divisors is an integer number (10499830).

Almost surely, 2^41800999 is an apocalyptic number.

41800999 is a deficient number, since it is larger than the sum of its proper divisors (198321).

41800999 is a wasteful number, since it uses less digits than its factorization.

41800999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198320.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 41800999 is about 6465.3692083283. The cubic root of 41800999 is about 347.0528008638.

The spelling of 41800999 in words is "forty-one million, eight hundred thousand, nine hundred ninety-nine".