36973147 has 4 divisors (see below), whose sum is σ = 39148056. Its totient is φ = 34798240.

The previous prime is 36973141. The next prime is 36973151. The reversal of 36973147 is 74137963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74137963 = 41 ⋅1808243.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36973147 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36973141) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087429 + ... + 1087462.

It is an arithmetic number, because the mean of its divisors is an integer number (9787014).

Almost surely, 2^36973147 is an apocalyptic number.

36973147 is a deficient number, since it is larger than the sum of its proper divisors (2174909).

36973147 is a wasteful number, since it uses less digits than its factorization.

36973147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174908.

The product of its digits is 95256, while the sum is 40.

The square root of 36973147 is about 6080.5548266585. The cubic root of 36973147 is about 333.1415529042.

The spelling of 36973147 in words is "thirty-six million, nine hundred seventy-three thousand, one hundred forty-seven".