38222090 has 16 divisors (see below), whose sum is σ = 71791488. Its totient is φ = 14624016.

The previous prime is 38222089. The next prime is 38222179. The reversal of 38222090 is 9022283.

It is an unprimeable number.

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, 82862 + ... + 83321.

It is an arithmetic number, because the mean of its divisors is an integer number (4486968).

Almost surely, 2^38222090 is an apocalyptic number.

38222090 is a deficient number, since it is larger than the sum of its proper divisors (33569398).

38222090 is a wasteful number, since it uses less digits than its factorization.

38222090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166213.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 38222090 is about 6182.4016369045. The cubic root of 38222090 is about 336.8512347229.

The spelling of 38222090 in words is "thirty-eight million, two hundred twenty-two thousand, ninety".