38661056 has 28 divisors (see below), whose sum is σ = 87678768. Its totient is φ = 16568832.

The previous prime is 38661047. The next prime is 38661071. The reversal of 38661056 is 65016683.

38661056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

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 3 ways as a sum of consecutive naturals, for example, 42701 + ... + 43596.

Almost surely, 2^38661056 is an apocalyptic number.

It is an amenable number.

38661056 is an abundant number, since it is smaller than the sum of its proper divisors (49017712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38661056 is an equidigital number, since it uses as much as digits as its factorization.

38661056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86316 (or 86306 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 38661056 is about 6217.8015407377. The cubic root of 38661056 is about 338.1358649900.

The spelling of 38661056 in words is "thirty-eight million, six hundred sixty-one thousand, fifty-six".