38363644 has 12 divisors (see below), whose sum is σ = 73239768. Its totient is φ = 17438000.

The previous prime is 38363639. The next prime is 38363651. The reversal of 38363644 is 44636383.

38363644 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 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, 435907 + ... + 435994.

It is an arithmetic number, because the mean of its divisors is an integer number (6103314).

Almost surely, 2^38363644 is an apocalyptic number.

It is an amenable number.

38363644 is a deficient number, since it is larger than the sum of its proper divisors (34876124).

38363644 is a wasteful number, since it uses less digits than its factorization.

38363644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871916 (or 871914 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

The square root of 38363644 is about 6193.8391971377. The cubic root of 38363644 is about 337.2665608419.

The spelling of 38363644 in words is "thirty-eight million, three hundred sixty-three thousand, six hundred forty-four".