40944353 has 2 divisors, whose sum is σ = 40944354. Its totient is φ = 40944352.

The previous prime is 40944349. The next prime is 40944367. The reversal of 40944353 is 35344904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25080064 + 15864289 = 5008^2 + 3983^2 .

It is a cyclic number.

It is not a de Polignac number, because 40944353 - 2² = 40944349 is a prime.

It is not a weakly prime, because it can be changed into another prime (40944383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20472176 + 20472177.

It is an arithmetic number, because the mean of its divisors is an integer number (20472177).

Almost surely, 2^40944353 is an apocalyptic number.

It is an amenable number.

40944353 is a deficient number, since it is larger than the sum of its proper divisors (1).

40944353 is an equidigital number, since it uses as much as digits as its factorization.

40944353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 40944353 is about 6398.7774613593. Note that the first 3 decimals coincide. The cubic root of 40944353 is about 344.6656510131.

The spelling of 40944353 in words is "forty million, nine hundred forty-four thousand, three hundred fifty-three".