35797381 has 2 divisors, whose sum is σ = 35797382. Its totient is φ = 35797380.

The previous prime is 35797379. The next prime is 35797403. The reversal of 35797381 is 18379753.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18232900 + 17564481 = 4270^2 + 4191^2 .

It is a cyclic number.

It is not a de Polignac number, because 35797381 - 2¹ = 35797379 is a prime.

It is a super-2 number, since 2×35797381² = 2562904972918322, which contains 22 as substring.

Together with 35797379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35797331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17898690 + 17898691.

It is an arithmetic number, because the mean of its divisors is an integer number (17898691).

Almost surely, 2^35797381 is an apocalyptic number.

It is an amenable number.

35797381 is a deficient number, since it is larger than the sum of its proper divisors (1).

35797381 is an equidigital number, since it uses as much as digits as its factorization.

35797381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 35797381 is about 5983.0912578700. The cubic root of 35797381 is about 329.5720838606.

The spelling of 35797381 in words is "thirty-five million, seven hundred ninety-seven thousand, three hundred eighty-one".