38521914 has 16 divisors (see below), whose sum is σ = 77137920. Its totient is φ = 12824960.

The previous prime is 38521913. The next prime is 38521943. The reversal of 38521914 is 41912583.

38521914 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38521913) 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, 2119 + ... + 9029.

It is an arithmetic number, because the mean of its divisors is an integer number (4821120).

Almost surely, 2^38521914 is an apocalyptic number.

38521914 is an abundant number, since it is smaller than the sum of its proper divisors (38616006).

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

38521914 is a wasteful number, since it uses less digits than its factorization.

38521914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7845.

The product of its digits is 8640, while the sum is 33.

The square root of 38521914 is about 6206.6024522278. The cubic root of 38521914 is about 337.7297245318.

The spelling of 38521914 in words is "thirty-eight million, five hundred twenty-one thousand, nine hundred fourteen".