36939953 has 4 divisors (see below), whose sum is σ = 37545588. Its totient is φ = 36334320.

The previous prime is 36939943. The next prime is 36939961. The reversal of 36939953 is 35993963.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21003889 + 15936064 = 4583^2 + 3992^2 .

It is a cyclic number.

It is not a de Polignac number, because 36939953 - 2¹⁰ = 36938929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36939898 and 36939907.

It is not an unprimeable number, because it can be changed into a prime (36939913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302726 + ... + 302847.

It is an arithmetic number, because the mean of its divisors is an integer number (9386397).

Almost surely, 2^36939953 is an apocalyptic number.

It is an amenable number.

36939953 is a deficient number, since it is larger than the sum of its proper divisors (605635).

36939953 is an equidigital number, since it uses as much as digits as its factorization.

36939953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605634.

The product of its digits is 590490, while the sum is 47.

The square root of 36939953 is about 6077.8246930954. The cubic root of 36939953 is about 333.0418263676.

The spelling of 36939953 in words is "thirty-six million, nine hundred thirty-nine thousand, nine hundred fifty-three".