41782643 has 12 divisors (see below), whose sum is σ = 49056480. Its totient is φ = 35480592.

The previous prime is 41782633. The next prime is 41782661. The reversal of 41782643 is 34628714.

It is not a de Polignac number, because 41782643 - 2¹² = 41778547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41782633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1430 + ... + 9252.

It is an arithmetic number, because the mean of its divisors is an integer number (4088040).

Almost surely, 2^41782643 is an apocalyptic number.

41782643 is a deficient number, since it is larger than the sum of its proper divisors (7273837).

41782643 is a wasteful number, since it uses less digits than its factorization.

41782643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7946 (or 7939 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 41782643 is about 6463.9494892828. The cubic root of 41782643 is about 347.0019931950.

The spelling of 41782643 in words is "forty-one million, seven hundred eighty-two thousand, six hundred forty-three".