35650561 has 2 divisors, whose sum is σ = 35650562. Its totient is φ = 35650560.

The previous prime is 35650553. The next prime is 35650579. The reversal of 35650561 is 16505653.

35650561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27499536 + 8151025 = 5244^2 + 2855^2 .

It is an emirp because it is prime and its reverse (16505653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 35650561 - 2³ = 35650553 is a prime.

It is a super-2 number, since 2×35650561² = 2541924999229442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (35650501) 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, 17825280 + 17825281.

It is an arithmetic number, because the mean of its divisors is an integer number (17825281).

Almost surely, 2^35650561 is an apocalyptic number.

It is an amenable number.

35650561 is a deficient number, since it is larger than the sum of its proper divisors (1).

35650561 is an equidigital number, since it uses as much as digits as its factorization.

35650561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 35650561 is about 5970.8090741540. The cubic root of 35650561 is about 329.1208955710.

It can be divided in two parts, 35650 and 561, that multiplied together give a triangular number (19999650 = T₆₃₂₄).

The spelling of 35650561 in words is "thirty-five million, six hundred fifty thousand, five hundred sixty-one".