35772661 has 2 divisors, whose sum is σ = 35772662. Its totient is φ = 35772660.

The previous prime is 35772647. The next prime is 35772679. The reversal of 35772661 is 16627753.

35772661 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., 34928100 + 844561 = 5910^2 + 919^2 .

It is an emirp because it is prime and its reverse (16627753) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35772661 is a prime.

It is a super-3 number, since 3×35772661³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 35772661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35772691) 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, 17886330 + 17886331.

It is an arithmetic number, because the mean of its divisors is an integer number (17886331).

Almost surely, 2^35772661 is an apocalyptic number.

It is an amenable number.

35772661 is a deficient number, since it is larger than the sum of its proper divisors (1).

35772661 is an equidigital number, since it uses as much as digits as its factorization.

35772661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 35772661 is about 5981.0250793656. The cubic root of 35772661 is about 329.4962040269.

The spelling of 35772661 in words is "thirty-five million, seven hundred seventy-two thousand, six hundred sixty-one".