36819668 has 12 divisors (see below), whose sum is σ = 64477140. Its totient is φ = 18397632.

The previous prime is 36819641. The next prime is 36819691. The reversal of 36819668 is 86691863.

It can be written as a sum of positive squares in 2 ways, for example, as 36024004 + 795664 = 6002^2 + 892^2 .

It is a congruent number.

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, 9230 + ... + 12602.

It is an arithmetic number, because the mean of its divisors is an integer number (5373095).

Almost surely, 2^36819668 is an apocalyptic number.

It is an amenable number.

36819668 is a deficient number, since it is larger than the sum of its proper divisors (27657472).

36819668 is a wasteful number, since it uses less digits than its factorization.

36819668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6106 (or 6104 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 36819668 is about 6067.9212255928. The cubic root of 36819668 is about 332.6799463153.

The spelling of 36819668 in words is "thirty-six million, eight hundred nineteen thousand, six hundred sixty-eight".