40580417 has 2 divisors, whose sum is σ = 40580418. Its totient is φ = 40580416.

The previous prime is 40580389. The next prime is 40580429. The reversal of 40580417 is 71408504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40056241 + 524176 = 6329^2 + 724^2 .

It is a cyclic number.

It is not a de Polignac number, because 40580417 - 2¹⁰ = 40579393 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40580417.

It is not a weakly prime, because it can be changed into another prime (40580467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20290208 + 20290209.

It is an arithmetic number, because the mean of its divisors is an integer number (20290209).

Almost surely, 2^40580417 is an apocalyptic number.

It is an amenable number.

40580417 is a deficient number, since it is larger than the sum of its proper divisors (1).

40580417 is an equidigital number, since it uses as much as digits as its factorization.

40580417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 40580417 is about 6370.2760536730. The cubic root of 40580417 is about 343.6414175176.

The spelling of 40580417 in words is "forty million, five hundred eighty thousand, four hundred seventeen".