36972818 has 8 divisors (see below), whose sum is σ = 55656048. Its totient is φ = 18420804.

The previous prime is 36972797. The next prime is 36972827. The reversal of 36972818 is 81827963.

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

It is a super-2 number, since 2×36972818² = 2733978541722248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32096 + ... + 33227.

It is an arithmetic number, because the mean of its divisors is an integer number (6957006).

Almost surely, 2^36972818 is an apocalyptic number.

36972818 is a deficient number, since it is larger than the sum of its proper divisors (18683230).

36972818 is a wasteful number, since it uses less digits than its factorization.

36972818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65608.

The product of its digits is 145152, while the sum is 44.

The square root of 36972818 is about 6080.5277731460. The cubic root of 36972818 is about 333.1405647645.

The spelling of 36972818 in words is "thirty-six million, nine hundred seventy-two thousand, eight hundred eighteen".