40943841 has 16 divisors (see below), whose sum is σ = 59965440. Its totient is φ = 24734160.

The previous prime is 40943831. The next prime is 40943863. The reversal of 40943841 is 14834904.

It is a happy number.

It is not a de Polignac number, because 40943841 - 2⁵ = 40943809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40943821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14305 + ... + 16926.

It is an arithmetic number, because the mean of its divisors is an integer number (3747840).

Almost surely, 2^40943841 is an apocalyptic number.

It is an amenable number.

40943841 is a deficient number, since it is larger than the sum of its proper divisors (19021599).

40943841 is a wasteful number, since it uses less digits than its factorization.

40943841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31276.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 40943841 is about 6398.7374535919. The cubic root of 40943841 is about 344.6642143514.

The spelling of 40943841 in words is "forty million, nine hundred forty-three thousand, eight hundred forty-one".