41545440 has 192 divisors, whose sum is σ = 148780800. Its totient is φ = 10824192.

The previous prime is 41545421. The next prime is 41545477. The reversal of 41545440 is 4454514.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254799 + ... + 254961.

It is an arithmetic number, because the mean of its divisors is an integer number (774900).

Almost surely, 2^41545440 is an apocalyptic number.

41545440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41545440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74390400).

41545440 is an abundant number, since it is smaller than the sum of its proper divisors (107235360).

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

41545440 is a wasteful number, since it uses less digits than its factorization.

41545440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 41545440 is about 6445.5752264635. The cubic root of 41545440 is about 346.3440950766.

Adding to 41545440 its reverse (4454514), we get a palindrome (45999954).

The spelling of 41545440 in words is "forty-one million, five hundred forty-five thousand, four hundred forty".