38320242 has 16 divisors (see below), whose sum is σ = 76941792. Its totient is φ = 12723200.

The previous prime is 38320241. The next prime is 38320273. The reversal of 38320242 is 24202383.

It is not an unprimeable number, because it can be changed into a prime (38320241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10884 + ... + 13967.

It is an arithmetic number, because the mean of its divisors is an integer number (4808862).

Almost surely, 2^38320242 is an apocalyptic number.

38320242 is an abundant number, since it is smaller than the sum of its proper divisors (38621550).

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

38320242 is a wasteful number, since it uses less digits than its factorization.

38320242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25113.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 38320242 is about 6190.3345628488. The cubic root of 38320242 is about 337.1393260837.

The spelling of 38320242 in words is "thirty-eight million, three hundred twenty thousand, two hundred forty-two".