38604021 has 8 divisors (see below), whose sum is σ = 53132544. Its totient is φ = 24905760.

The previous prime is 38604019. The next prime is 38604023. The reversal of 38604021 is 12040683.

It is a happy number.

38604021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38604019) and next prime (38604023).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38604021 - 2¹ = 38604019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38603982 and 38604000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38604023) 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 7 ways as a sum of consecutive naturals, for example, 207456 + ... + 207641.

It is an arithmetic number, because the mean of its divisors is an integer number (6641568).

Almost surely, 2^38604021 is an apocalyptic number.

38604021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

38604021 is a deficient number, since it is larger than the sum of its proper divisors (14528523).

38604021 is a wasteful number, since it uses less digits than its factorization.

38604021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415131.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 38604021 is about 6213.2134198014. The cubic root of 38604021 is about 337.9695040352.

The spelling of 38604021 in words is "thirty-eight million, six hundred four thousand, twenty-one".