36704609 has 2 divisors, whose sum is σ = 36704610. Its totient is φ = 36704608.

The previous prime is 36704557. The next prime is 36704621. The reversal of 36704609 is 90640763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33965584 + 2739025 = 5828^2 + 1655^2 .

It is a cyclic number.

It is not a de Polignac number, because 36704609 - 2¹⁶ = 36639073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36704699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18352304 + 18352305.

It is an arithmetic number, because the mean of its divisors is an integer number (18352305).

Almost surely, 2^36704609 is an apocalyptic number.

It is an amenable number.

36704609 is a deficient number, since it is larger than the sum of its proper divisors (1).

36704609 is an equidigital number, since it uses as much as digits as its factorization.

36704609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 36704609 is about 6058.4328831803. The cubic root of 36704609 is about 332.3330505277. Note that the first 3 decimals are identical.

The spelling of 36704609 in words is "thirty-six million, seven hundred four thousand, six hundred nine".