38420227 has 2 divisors, whose sum is σ = 38420228. Its totient is φ = 38420226.

The previous prime is 38420209. The next prime is 38420237. The reversal of 38420227 is 72202483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38420227 - 2¹⁹ = 37895939 is a prime.

It is a super-2 number, since 2×38420227² = 2952227685463058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38420195 and 38420204.

It is not a weakly prime, because it can be changed into another prime (38420237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19210113 + 19210114.

It is an arithmetic number, because the mean of its divisors is an integer number (19210114).

Almost surely, 2^38420227 is an apocalyptic number.

38420227 is a deficient number, since it is larger than the sum of its proper divisors (1).

38420227 is an equidigital number, since it uses as much as digits as its factorization.

38420227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 38420227 is about 6198.4051981135. The cubic root of 38420227 is about 337.4322922247.

The spelling of 38420227 in words is "thirty-eight million, four hundred twenty thousand, two hundred twenty-seven".