38118866 has 16 divisors (see below), whose sum is σ = 60286464. Its totient is φ = 18040704.

The previous prime is 38118859. The next prime is 38118869. The reversal of 38118866 is 66881183.

It is not an unprimeable number, because it can be changed into a prime (38118869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191 + ... + 8733.

It is an arithmetic number, because the mean of its divisors is an integer number (3767904).

Almost surely, 2^38118866 is an apocalyptic number.

38118866 is a deficient number, since it is larger than the sum of its proper divisors (22167598).

38118866 is a wasteful number, since it uses less digits than its factorization.

38118866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8665.

The product of its digits is 55296, while the sum is 41.

The square root of 38118866 is about 6174.0477808323. The cubic root of 38118866 is about 336.5477236703.

The spelling of 38118866 in words is "thirty-eight million, one hundred eighteen thousand, eight hundred sixty-six".