36871739 has 2 divisors, whose sum is σ = 36871740. Its totient is φ = 36871738.

The previous prime is 36871733. The next prime is 36871771. The reversal of 36871739 is 93717863.

It is a weak prime.

It is an emirp because it is prime and its reverse (93717863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36871739 - 2²⁴ = 20094523 is a prime.

It is a super-3 number, since 3×36871739³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36871739.

It is not a weakly prime, because it can be changed into another prime (36871733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18435869 + 18435870.

It is an arithmetic number, because the mean of its divisors is an integer number (18435870).

Almost surely, 2^36871739 is an apocalyptic number.

36871739 is a deficient number, since it is larger than the sum of its proper divisors (1).

36871739 is an equidigital number, since it uses as much as digits as its factorization.

36871739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 44.

The square root of 36871739 is about 6072.2103883182. The cubic root of 36871739 is about 332.8366996547.

The spelling of 36871739 in words is "thirty-six million, eight hundred seventy-one thousand, seven hundred thirty-nine".