36731738 has 4 divisors (see below), whose sum is σ = 55097610. Its totient is φ = 18365868.

The previous prime is 36731729. The next prime is 36731753. The reversal of 36731738 is 83713763.

It is a happy number.

36731738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 27952369 + 8779369 = 5287^2 + 2963^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 9182933 + ... + 9182936.

Almost surely, 2^36731738 is an apocalyptic number.

36731738 is a deficient number, since it is larger than the sum of its proper divisors (18365872).

36731738 is a wasteful number, since it uses less digits than its factorization.

36731738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18365871.

The product of its digits is 63504, while the sum is 38.

The square root of 36731738 is about 6060.6714149507. The cubic root of 36731738 is about 332.4149080312.

The spelling of 36731738 in words is "thirty-six million, seven hundred thirty-one thousand, seven hundred thirty-eight".