38623556 has 6 divisors (see below), whose sum is σ = 67591230. Its totient is φ = 19311776.

The previous prime is 38623549. The next prime is 38623573. The reversal of 38623556 is 65532683.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 24304900 + 14318656 = 4930^2 + 3784^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4827941 + ... + 4827948.

It is an arithmetic number, because the mean of its divisors is an integer number (11265205).

Almost surely, 2^38623556 is an apocalyptic number.

It is an amenable number.

38623556 is a deficient number, since it is larger than the sum of its proper divisors (28967674).

38623556 is a wasteful number, since it uses less digits than its factorization.

38623556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9655893 (or 9655891 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 38623556 is about 6214.7852738449. The cubic root of 38623556 is about 338.0265025961.

The spelling of 38623556 in words is "thirty-eight million, six hundred twenty-three thousand, five hundred fifty-six".