35649997 has 2 divisors, whose sum is σ = 35649998. Its totient is φ = 35649996.

The previous prime is 35649989. The next prime is 35650007. The reversal of 35649997 is 79994653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28579716 + 7070281 = 5346^2 + 2659^2 .

It is a cyclic number.

It is not a de Polignac number, because 35649997 - 2³ = 35649989 is a prime.

It is a super-2 number, since 2×35649997² = 2541844572200018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35649917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17824998 + 17824999.

It is an arithmetic number, because the mean of its divisors is an integer number (17824999).

Almost surely, 2^35649997 is an apocalyptic number.

It is an amenable number.

35649997 is a deficient number, since it is larger than the sum of its proper divisors (1).

35649997 is an equidigital number, since it uses as much as digits as its factorization.

35649997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 52.

The square root of 35649997 is about 5970.7618441871. The cubic root of 35649997 is about 329.1191599726.

The spelling of 35649997 in words is "thirty-five million, six hundred forty-nine thousand, nine hundred ninety-seven".