41220040 has 32 divisors (see below), whose sum is σ = 93024000. Its totient is φ = 16438464.

The previous prime is 41220037. The next prime is 41220059. The reversal of 41220040 is 4002214.

It is a self number, because there is not a number n which added to its sum of digits gives 41220040.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13801 + ... + 16519.

It is an arithmetic number, because the mean of its divisors is an integer number (2907000).

Almost surely, 2^41220040 is an apocalyptic number.

41220040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41220040 is an abundant number, since it is smaller than the sum of its proper divisors (51803960).

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

41220040 is a wasteful number, since it uses less digits than its factorization.

41220040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109 (or 3105 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 41220040 is about 6420.2834828378. The cubic root of 41220040 is about 345.4374902182.

Adding to 41220040 its reverse (4002214), we get a palindrome (45222254).

The spelling of 41220040 in words is "forty-one million, two hundred twenty thousand, forty".