41229240 has 192 divisors, whose sum is σ = 142300800. Its totient is φ = 9524736.

The previous prime is 41229197. The next prime is 41229277. The reversal of 41229240 is 4292214.

It is a Cunningham number, because it is equal to 6421²-1.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 41229240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 385267 + ... + 385373.

It is an arithmetic number, because the mean of its divisors is an integer number (741150).

Almost surely, 2^41229240 is an apocalyptic number.

41229240 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 41229240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71150400).

41229240 is an abundant number, since it is smaller than the sum of its proper divisors (101071560).

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

41229240 is a wasteful number, since it uses less digits than its factorization.

41229240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 41229240 is about 6420.9999221305. Note that the first 4 decimals coincide. The cubic root of 41229240 is about 345.4631879815.

The spelling of 41229240 in words is "forty-one million, two hundred twenty-nine thousand, two hundred forty".