38142976 has 33 divisors (see below), whose sum is σ = 76645821.
Its totient is φ = 18972672.
The previous prime is 38142971. The next prime is 38142977. The reversal of 38142976 is 67924183.
The square root of 38142976 is 6176.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 9241600 + 28901376 = 3040^2 + 5376^2
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38142971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 197536 + ... + 197728.
Almost surely, 238142976 is an apocalyptic number.
38142976 is the 6176-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38142976
38142976 is an abundant number, since it is smaller than the sum of its proper divisors (38502845).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38142976 is an frugal number, since it uses more digits than its factorization.
38142976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 406 (or 195 counting only the distinct ones).
The product of its digits is 72576, while the sum is 40.
The cubic root of 38142976 is about 336.6186636566.
The spelling of 38142976 in words is "thirty-eight million, one hundred forty-two thousand, nine hundred seventy-six".