41002144 has 12 divisors (see below), whose sum is σ = 80723034. Its totient is φ = 20501056.

The previous prime is 41002141. The next prime is 41002151. The reversal of 41002144 is 44120014.

It can be written as a sum of positive squares in only one way, i.e., 29030544 + 11971600 = 5388^2 + 3460^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (41002141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 640627 + ... + 640690.

Almost surely, 2^41002144 is an apocalyptic number.

It is an amenable number.

41002144 is a deficient number, since it is larger than the sum of its proper divisors (39720890).

41002144 is a wasteful number, since it uses less digits than its factorization.

41002144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281327 (or 1281319 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 41002144 is about 6403.2916535170. The cubic root of 41002144 is about 344.8277344845.

Adding to 41002144 its reverse (44120014), we get a palindrome (85122158).

The spelling of 41002144 in words is "forty-one million, two thousand, one hundred forty-four".