35049681 has 6 divisors (see below), whose sum is σ = 50627330. Its totient is φ = 23366448.

The previous prime is 35049673. The next prime is 35049683. The reversal of 35049681 is 18694053.

It can be written as a sum of positive squares in only one way, i.e., 34999056 + 50625 = 5916^2 + 225^2 .

It is not a de Polignac number, because 35049681 - 2³ = 35049673 is a prime.

It is a super-2 number, since 2×35049681² = 2456960276403522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35049683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1947196 + ... + 1947213.

Almost surely, 2^35049681 is an apocalyptic number.

It is an amenable number.

35049681 is a deficient number, since it is larger than the sum of its proper divisors (15577649).

35049681 is a wasteful number, since it uses less digits than its factorization.

35049681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894415 (or 3894412 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 35049681 is about 5920.2771050011. The cubic root of 35049681 is about 327.2613291274.

The spelling of 35049681 in words is "thirty-five million, forty-nine thousand, six hundred eighty-one".