41028649 has 8 divisors (see below), whose sum is σ = 42530760. Its totient is φ = 39532416.

The previous prime is 41028641. The next prime is 41028679. The reversal of 41028649 is 94682014.

It can be written as a sum of positive squares in 4 ways, for example, as 4624 + 41024025 = 68^2 + 6405^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41028649 - 2³ = 41028641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41028641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16747 + ... + 19039.

It is an arithmetic number, because the mean of its divisors is an integer number (5316345).

Almost surely, 2^41028649 is an apocalyptic number.

It is an amenable number.

41028649 is a deficient number, since it is larger than the sum of its proper divisors (1502111).

41028649 is a wasteful number, since it uses less digits than its factorization.

41028649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 41028649 is about 6405.3609578228. The cubic root of 41028649 is about 344.9020207660.

The spelling of 41028649 in words is "forty-one million, twenty-eight thousand, six hundred forty-nine".