38422842 has 16 divisors (see below), whose sum is σ = 76982400. Its totient is φ = 12784832.

The previous prime is 38422823. The next prime is 38422843. The reversal of 38422842 is 24822483.

It is not an unprimeable number, because it can be changed into a prime (38422843) 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, 1842 + ... + 8957.

It is an arithmetic number, because the mean of its divisors is an integer number (4811400).

Almost surely, 2^38422842 is an apocalyptic number.

38422842 is an abundant number, since it is smaller than the sum of its proper divisors (38559558).

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

38422842 is a wasteful number, since it uses less digits than its factorization.

38422842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11397.

The product of its digits is 24576, while the sum is 33.

The square root of 38422842 is about 6198.6161358807. The cubic root of 38422842 is about 337.4399476144.

The spelling of 38422842 in words is "thirty-eight million, four hundred twenty-two thousand, eight hundred forty-two".