38006667 has 6 divisors (see below), whose sum is σ = 54898532. Its totient is φ = 25337772.

The previous prime is 38006653. The next prime is 38006687. The reversal of 38006667 is 76660083.

It is a happy number.

It is not a de Polignac number, because 38006667 - 2¹⁵ = 37973899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38006627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2111473 + ... + 2111490.

Almost surely, 2^38006667 is an apocalyptic number.

38006667 is a deficient number, since it is larger than the sum of its proper divisors (16891865).

38006667 is a wasteful number, since it uses less digits than its factorization.

38006667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222969 (or 4222966 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 38006667 is about 6164.9547443594. The cubic root of 38006667 is about 336.2172011881.

The spelling of 38006667 in words is "thirty-eight million, six thousand, six hundred sixty-seven".