36674581 has 8 divisors (see below), whose sum is σ = 39504384. Its totient is φ = 33947760.

The previous prime is 36674567. The next prime is 36674587. The reversal of 36674581 is 18547663.

It is a happy number.

36674581 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36674581 - 2⁷ = 36674453 is a prime.

It is a super-2 number, since 2×36674581² = 2690049783051122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36674587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25006 + ... + 26431.

It is an arithmetic number, because the mean of its divisors is an integer number (4938048).

Almost surely, 2^36674581 is an apocalyptic number.

36674581 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

36674581 is a deficient number, since it is larger than the sum of its proper divisors (2829803).

36674581 is a wasteful number, since it uses less digits than its factorization.

36674581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51491.

The product of its digits is 120960, while the sum is 40.

The square root of 36674581 is about 6055.9541775017. The cubic root of 36674581 is about 332.2423987022.

It can be divided in two parts, 366 and 74581, that added together give a palindrome (74947).

The spelling of 36674581 in words is "thirty-six million, six hundred seventy-four thousand, five hundred eighty-one".