38465870 has 16 divisors (see below), whose sum is σ = 69331248. Its totient is φ = 15365760.

The previous prime is 38465857. The next prime is 38465873. The reversal of 38465870 is 7856483.

It is a happy number.

38465870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38465873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6950 + ... + 11190.

It is an arithmetic number, because the mean of its divisors is an integer number (4333203).

Almost surely, 2^38465870 is an apocalyptic number.

38465870 is a deficient number, since it is larger than the sum of its proper divisors (30865378).

38465870 is a wasteful number, since it uses less digits than its factorization.

38465870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5155.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 38465870 is about 6202.0859394239. The cubic root of 38465870 is about 337.5658618607.

The spelling of 38465870 in words is "thirty-eight million, four hundred sixty-five thousand, eight hundred seventy".