38444666 has 32 divisors (see below), whose sum is σ = 64266048. Its totient is φ = 17136000.

The previous prime is 38444641. The next prime is 38444677. The reversal of 38444666 is 66644483.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153041 + ... + 153291.

It is an arithmetic number, because the mean of its divisors is an integer number (2008314).

Almost surely, 2^38444666 is an apocalyptic number.

38444666 is a deficient number, since it is larger than the sum of its proper divisors (25821382).

38444666 is a wasteful number, since it uses less digits than its factorization.

38444666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446.

The product of its digits is 331776, while the sum is 41.

The square root of 38444666 is about 6200.3762789044. The cubic root of 38444666 is about 337.5038236421.

The spelling of 38444666 in words is "thirty-eight million, four hundred forty-four thousand, six hundred sixty-six".