40946657 has 2 divisors, whose sum is σ = 40946658. Its totient is φ = 40946656.

The previous prime is 40946651. The next prime is 40946663. The reversal of 40946657 is 75664904.

40946657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (40946651) and next prime (40946663).

It can be written as a sum of positive squares in only one way, i.e., 25391521 + 15555136 = 5039^2 + 3944^2 .

It is a cyclic number.

It is not a de Polignac number, because 40946657 - 2⁴ = 40946641 is a prime.

It is not a weakly prime, because it can be changed into another prime (40946651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20473328 + 20473329.

It is an arithmetic number, because the mean of its divisors is an integer number (20473329).

Almost surely, 2^40946657 is an apocalyptic number.

It is an amenable number.

40946657 is a deficient number, since it is larger than the sum of its proper divisors (1).

40946657 is an equidigital number, since it uses as much as digits as its factorization.

40946657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 40946657 is about 6398.9574932172. The cubic root of 40946657 is about 344.6721158425.

The spelling of 40946657 in words is "forty million, nine hundred forty-six thousand, six hundred fifty-seven".