40632343 has 2 divisors, whose sum is σ = 40632344. Its totient is φ = 40632342.

The previous prime is 40632313. The next prime is 40632379. The reversal of 40632343 is 34323604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40632343 - 2⁹ = 40631831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40632313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316171 + 20316172.

It is an arithmetic number, because the mean of its divisors is an integer number (20316172).

Almost surely, 2^40632343 is an apocalyptic number.

40632343 is a deficient number, since it is larger than the sum of its proper divisors (1).

40632343 is an equidigital number, since it uses as much as digits as its factorization.

40632343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 40632343 is about 6374.3503982759. The cubic root of 40632343 is about 343.7879275837.

Adding to 40632343 its reverse (34323604), we get a palindrome (74955947).

The spelling of 40632343 in words is "forty million, six hundred thirty-two thousand, three hundred forty-three".