41661800 has 24 divisors (see below), whose sum is σ = 96864150. Its totient is φ = 16664640.

The previous prime is 41661773. The next prime is 41661811. The reversal of 41661800 is 816614.

It can be written as a sum of positive squares in 3 ways, for example, as 32649796 + 9012004 = 5714^2 + 3002^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 41661800.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103955 + ... + 104354.

Almost surely, 2^41661800 is an apocalyptic number.

41661800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41661800 is an abundant number, since it is smaller than the sum of its proper divisors (55202350).

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

41661800 is a wasteful number, since it uses less digits than its factorization.

41661800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208325 (or 208316 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 41661800 is about 6454.5952622918. The cubic root of 41661800 is about 346.6671392170.

The spelling of 41661800 in words is "forty-one million, six hundred sixty-one thousand, eight hundred".