38083666 has 8 divisors (see below), whose sum is σ = 57691404. Its totient is φ = 18853200.

The previous prime is 38083663. The next prime is 38083679. The reversal of 38083666 is 66638083.

It can be written as a sum of positive squares in 2 ways, for example, as 30636225 + 7447441 = 5535^2 + 2729^2 .

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

It is not an unprimeable number, because it can be changed into a prime (38083663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94065 + ... + 94468.

Almost surely, 2^38083666 is an apocalyptic number.

38083666 is a deficient number, since it is larger than the sum of its proper divisors (19607738).

38083666 is a wasteful number, since it uses less digits than its factorization.

38083666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188636.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 38083666 is about 6171.1964804242. The cubic root of 38083666 is about 336.4440993198. Note that the first 3 decimals are identical.

The spelling of 38083666 in words is "thirty-eight million, eighty-three thousand, six hundred sixty-six".