35421709 has 2 divisors, whose sum is σ = 35421710. Its totient is φ = 35421708.

The previous prime is 35421641. The next prime is 35421713. The reversal of 35421709 is 90712453.

35421709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33988900 + 1432809 = 5830^2 + 1197^2 .

It is a cyclic number.

It is not a de Polignac number, because 35421709 - 2¹³ = 35413517 is a prime.

It is a super-3 number, since 3×35421709³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35421769) 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, 17710854 + 17710855.

It is an arithmetic number, because the mean of its divisors is an integer number (17710855).

Almost surely, 2^35421709 is an apocalyptic number.

It is an amenable number.

35421709 is a deficient number, since it is larger than the sum of its proper divisors (1).

35421709 is an equidigital number, since it uses as much as digits as its factorization.

35421709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 35421709 is about 5951.6139827781. The cubic root of 35421709 is about 328.4151402454.

The spelling of 35421709 in words is "thirty-five million, four hundred twenty-one thousand, seven hundred nine".