36778273 has 12 divisors (see below), whose sum is σ = 43015620. Its totient is φ = 31352832.

The previous prime is 36778267. The next prime is 36778279. The reversal of 36778273 is 37287763.

It is an interprime number because it is at equal distance from previous prime (36778267) and next prime (36778279).

It can be written as a sum of positive squares in 2 ways, for example, as 17698849 + 19079424 = 4207^2 + 4368^2 .

It is not a de Polignac number, because 36778273 - 2⁹ = 36777761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36778279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7513 + ... + 11401.

It is an arithmetic number, because the mean of its divisors is an integer number (3584635).

Almost surely, 2^36778273 is an apocalyptic number.

It is an amenable number.

36778273 is a deficient number, since it is larger than the sum of its proper divisors (6237347).

36778273 is a wasteful number, since it uses less digits than its factorization.

36778273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096 (or 4089 counting only the distinct ones).

The product of its digits is 296352, while the sum is 43.

The square root of 36778273 is about 6064.5092958953. The cubic root of 36778273 is about 332.5552262838. Note that the first 3 decimals are identical.

The spelling of 36778273 in words is "thirty-six million, seven hundred seventy-eight thousand, two hundred seventy-three".