40084523 has 2 divisors, whose sum is σ = 40084524. Its totient is φ = 40084522.

The previous prime is 40084477. The next prime is 40084529. The reversal of 40084523 is 32548004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40084523 - 2⁸ = 40084267 is a prime.

It is a zygodrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 40084492 and 40084501.

It is not a weakly prime, because it can be changed into another prime (40084529) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20042261 + 20042262.

It is an arithmetic number, because the mean of its divisors is an integer number (20042262).

Almost surely, 2^40084523 is an apocalyptic number.

40084523 is a deficient number, since it is larger than the sum of its proper divisors (1).

40084523 is an equidigital number, since it uses as much as digits as its factorization.

40084523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40084523 is about 6331.2339239677. The cubic root of 40084523 is about 342.2359070249.

The spelling of 40084523 in words is "forty million, eighty-four thousand, five hundred twenty-three".