38623563 has 36 divisors (see below), whose sum is σ = 63488880. Its totient is φ = 22582560.

The previous prime is 38623549. The next prime is 38623573. The reversal of 38623563 is 36532683.

It is a happy number.

38623563 is a `hidden beast` number, since 38 + 62 + 3 + 563 = 666.

38623563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38623563 - 2⁴ = 38623547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38623573) 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 35 ways as a sum of consecutive naturals, for example, 30970 + ... + 32192.

It is an arithmetic number, because the mean of its divisors is an integer number (1763580).

Almost surely, 2^38623563 is an apocalyptic number.

38623563 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

38623563 is a deficient number, since it is larger than the sum of its proper divisors (24865317).

38623563 is a wasteful number, since it uses less digits than its factorization.

38623563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1266 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 38623563 is about 6214.7858370180. The cubic root of 38623563 is about 338.0265230170.

The spelling of 38623563 in words is "thirty-eight million, six hundred twenty-three thousand, five hundred sixty-three".