36921973 has 8 divisors (see below), whose sum is σ = 41039136. Its totient is φ = 32931600.

The previous prime is 36921971. The next prime is 36921979. The reversal of 36921973 is 37912963.

36921973 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 36921973 - 2¹ = 36921971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36921971) 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, 31083 + ... + 32248.

It is an arithmetic number, because the mean of its divisors is an integer number (5129892).

Almost surely, 2^36921973 is an apocalyptic number.

It is an amenable number.

36921973 is a deficient number, since it is larger than the sum of its proper divisors (4117163).

36921973 is a wasteful number, since it uses less digits than its factorization.

36921973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63395.

The product of its digits is 61236, while the sum is 40.

The square root of 36921973 is about 6076.3453654314. The cubic root of 36921973 is about 332.9877831312.

It can be divided in two parts, 3692 and 1973, that added together give a palindrome (5665).

The spelling of 36921973 in words is "thirty-six million, nine hundred twenty-one thousand, nine hundred seventy-three".