36677945 has 4 divisors (see below), whose sum is σ = 44013540. Its totient is φ = 29342352.

The previous prime is 36677933. The next prime is 36677947. The reversal of 36677945 is 54977663.

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 13512976 + 23164969 = 3676^2 + 4813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36677945 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36677945.

It is not an unprimeable number, because it can be changed into a prime (36677947) 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, 3667790 + ... + 3667799.

It is an arithmetic number, because the mean of its divisors is an integer number (11003385).

Almost surely, 2^36677945 is an apocalyptic number.

It is an amenable number.

36677945 is a deficient number, since it is larger than the sum of its proper divisors (7335595).

36677945 is an equidigital number, since it uses as much as digits as its factorization.

36677945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7335594.

The product of its digits is 952560, while the sum is 47.

The square root of 36677945 is about 6056.2319143177. The cubic root of 36677945 is about 332.2525567756.

The spelling of 36677945 in words is "thirty-six million, six hundred seventy-seven thousand, nine hundred forty-five".