35542649 has 2 divisors, whose sum is σ = 35542650. Its totient is φ = 35542648.

The previous prime is 35542627. The next prime is 35542651. The reversal of 35542649 is 94624553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35188624 + 354025 = 5932^2 + 595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35542649 is a prime.

It is a Sophie Germain prime.

Together with 35542651, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (35542679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17771324 + 17771325.

It is an arithmetic number, because the mean of its divisors is an integer number (17771325).

Almost surely, 2^35542649 is an apocalyptic number.

It is an amenable number.

35542649 is a deficient number, since it is larger than the sum of its proper divisors (1).

35542649 is an equidigital number, since it uses as much as digits as its factorization.

35542649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

The square root of 35542649 is about 5961.7655941843. The cubic root of 35542649 is about 328.7884838832.

The spelling of 35542649 in words is "thirty-five million, five hundred forty-two thousand, six hundred forty-nine".