35899973 has 2 divisors, whose sum is σ = 35899974. Its totient is φ = 35899972.

The previous prime is 35899961. The next prime is 35899993. The reversal of 35899973 is 37999853.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35796289 + 103684 = 5983^2 + 322^2 .

It is an emirp because it is prime and its reverse (37999853) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 35899973 - 2⁴ = 35899957 is a prime.

It is a super-2 number, since 2×35899973² = 2577616122801458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35899993) 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 as a sum of consecutive naturals, namely, 17949986 + 17949987.

It is an arithmetic number, because the mean of its divisors is an integer number (17949987).

Almost surely, 2^35899973 is an apocalyptic number.

It is an amenable number.

35899973 is a deficient number, since it is larger than the sum of its proper divisors (1).

35899973 is an equidigital number, since it uses as much as digits as its factorization.

35899973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 53.

The square root of 35899973 is about 5991.6586184461. The cubic root of 35899973 is about 329.8866246588.

The spelling of 35899973 in words is "thirty-five million, eight hundred ninety-nine thousand, nine hundred seventy-three".