38564534 has 16 divisors (see below), whose sum is σ = 62555328. Its totient is φ = 17761152.

The previous prime is 38564521. The next prime is 38564567. The reversal of 38564534 is 43546583.

38564534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 10469 + ... + 13664.

It is an arithmetic number, because the mean of its divisors is an integer number (3909708).

Almost surely, 2^38564534 is an apocalyptic number.

38564534 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

38564534 is a deficient number, since it is larger than the sum of its proper divisors (23990794).

38564534 is a wasteful number, since it uses less digits than its factorization.

38564534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24199.

The product of its digits is 172800, while the sum is 38.

The square root of 38564534 is about 6210.0349435410. The cubic root of 38564534 is about 337.8542314612.

The spelling of 38564534 in words is "thirty-eight million, five hundred sixty-four thousand, five hundred thirty-four".