36706609 has 2 divisors, whose sum is σ = 36706610. Its totient is φ = 36706608.

The previous prime is 36706601. The next prime is 36706633. The reversal of 36706609 is 90660763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20223009 + 16483600 = 4497^2 + 4060^2 .

It is a cyclic number.

It is not a de Polignac number, because 36706609 - 2³ = 36706601 is a prime.

It is not a weakly prime, because it can be changed into another prime (36706601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18353304 + 18353305.

It is an arithmetic number, because the mean of its divisors is an integer number (18353305).

Almost surely, 2^36706609 is an apocalyptic number.

It is an amenable number.

36706609 is a deficient number, since it is larger than the sum of its proper divisors (1).

36706609 is an equidigital number, since it uses as much as digits as its factorization.

36706609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 36706609 is about 6058.5979401178. The cubic root of 36706609 is about 332.3390865910.

The spelling of 36706609 in words is "thirty-six million, seven hundred six thousand, six hundred nine".