41085820 has 24 divisors (see below), whose sum is σ = 90032544. Its totient is φ = 15719616.

The previous prime is 41085763. The next prime is 41085823. The reversal of 41085820 is 2858014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41085823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44199 + ... + 45118.

It is an arithmetic number, because the mean of its divisors is an integer number (3751356).

Almost surely, 2^41085820 is an apocalyptic number.

It is an amenable number.

41085820 is an abundant number, since it is smaller than the sum of its proper divisors (48946724).

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

41085820 is a wasteful number, since it uses less digits than its factorization.

41085820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89349 (or 89347 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 41085820 is about 6409.8221504188. The cubic root of 41085820 is about 345.0621466145.

It can be divided in two parts, 41085 and 820, that added together give a triangular number (41905 = T₂₈₉).

The spelling of 41085820 in words is "forty-one million, eighty-five thousand, eight hundred twenty".