41645340 has 288 divisors, whose sum is σ = 154103040. Its totient is φ = 9331200.

The previous prime is 41645339. The next prime is 41645353. The reversal of 41645340 is 4354614.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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 95 ways as a sum of consecutive naturals, for example, 1015720 + ... + 1015760.

It is an arithmetic number, because the mean of its divisors is an integer number (535080).

Almost surely, 2^41645340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41645340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77051520).

41645340 is an abundant number, since it is smaller than the sum of its proper divisors (112457700).

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

41645340 is a wasteful number, since it uses less digits than its factorization.

41645340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 41645340 is about 6453.3200757440. The cubic root of 41645340 is about 346.6214787418.

Adding to 41645340 its reverse (4354614), we get a palindrome (45999954).

The spelling of 41645340 in words is "forty-one million, six hundred forty-five thousand, three hundred forty".