36973709 has 4 divisors (see below), whose sum is σ = 37218720. Its totient is φ = 36728700.

The previous prime is 36973681. The next prime is 36973711. The reversal of 36973709 is 90737963.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90737963 = 883 ⋅102761.

It is a cyclic number.

It is not a de Polignac number, because 36973709 - 2¹² = 36969613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36973709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36973789) 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 3 ways as a sum of consecutive naturals, for example, 122279 + ... + 122580.

It is an arithmetic number, because the mean of its divisors is an integer number (9304680).

Almost surely, 2^36973709 is an apocalyptic number.

It is an amenable number.

36973709 is a deficient number, since it is larger than the sum of its proper divisors (245011).

36973709 is a wasteful number, since it uses less digits than its factorization.

36973709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245010.

The product of its (nonzero) digits is 214326, while the sum is 44.

The square root of 36973709 is about 6080.6010393710. The cubic root of 36973709 is about 333.1432408374.

The spelling of 36973709 in words is "thirty-six million, nine hundred seventy-three thousand, seven hundred nine".